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	diff --git a/CHANGELOG.md b/CHANGELOG.md
	index ab84d4838..58fbabca2 100644
	--- a/CHANGELOG.md
	+++ b/CHANGELOG.md
	@@ -1,3551 +1,3552 @@
	# Changelog Roundcube Webmail

	## Unreleased

	- Managesieve: Fix handling of string-list format values for date tests in Out of Office (#10075)
	- Fix remote image blocking bypass via SVG content reported by nullcathedral
	- Fix CSS injection vulnerability reported by CERT Polska

	## Release 1.6.12

	- Support IPv6 in database DSN (#9937)
	- Don't force specific error_reporting setting
	- Fix compatibility with PHP 8.5 regarding array_first()
	- Remove X-XSS-Protection example from .htaccess file (#9875)
	- Fix "Assign to group" action state after creation of a first group (#9889)
	- Fix bug where contacts search would fail if `contactlist_fields` contained vcard fields (#9850)
	- Fix bug where an mbox export file could include inconsistent message delimiters (#9879)
	- Fix parsing of inline styles that aren't well-formatted (#9948)
	- Fix Cross-Site-Scripting vulnerability via SVG's animate tag
	- Fix Information Disclosure vulnerability in the HTML style sanitizer

	## Release 1.6.11

	- Managesieve: Fix match-type selector (remove unsupported options) in delete header action (#9610)
	- Improve installer to fix confusion about disabling SMTP authentication (#9801)
	- Fix PHP warning in index.php (#9813)
	- OAuth: Fix/improve token refresh
	- Fix dark mode bug where wrong colors were used for blockquotes in HTML mail preview (#9820)
	- Fix HTML message preview if it contains floating tables (#9804)
	- Fix removing/expiring redis/memcache records when using a key prefix
	- Fix bug where a wrong SPECIAL-USE folder could have been detected, if there were more than one per-type (#9781)
	- Fix a default value and documentation of password_ldap_encodage option (#9658)
	- Remove mobile/floating Create button from the list in Settings > Folders (#9661)
	- Fix Delete and Empty buttons state while creating a folder (#9047)
	- Fix connecting to LDAP using ldapi:// URI (#8990)
	- Fix cursor position on "below the quote" reply in HTML mode (#8700)
	- Fix bug where attachments with content type of `application/vnd.ms-tnef` were not parsed (#7119)
	- Fix Post-Auth RCE via PHP Object Deserialization reported by firs0v

	## Release 1.6.10

	- IMAP: Partial support for ANNOTATE-EXPERIMENT-1 extension (RFC 5257)
	- OAuth: Support standard authentication with short-living password received with OIDC token (#9530)
	- Fix PHP warnings (#9616, #9611)
	- Fix whitespace handling in vCard line continuation (#9637)
	- Fix current script state after initial scripts creation in managesieve_kolab_master mode
	- Fix rcube_imap::get_vendor() result (and PHP warning) on Zimbra server (#9650)
	- Fix regression causing inline SVG images to be missing in mail preview (#9644)
	- Fix plugin "virtuser_file" to handle backward slashes in username (#9668)
	- Fix PHP fatal error when parsing some malformed BODYSTRUCTURE responses (#9689)
	- Fix insert_or_update() and reading database server config on PostgreSQL (#9710)
	- Fix Oauth issues with use_secure_urls=true (#9722)
	- Fix handling of binary mail parts (e.g. PDF) encoded with quoted-printable (#9728)
	- Fix links in comments and config to https:// where available (#9759, #9756)
	- Fix decoding of attachment names encoded using both RFC2231 and RFC2047 standards (#9725)

	## Release 1.6.9

	- Fix regression where printing/scaling/rotating image attachments was broken (#9571)
	- Fix regression where HTML messages were displayed unstyled (#9586)

	## Release 1.6.8

	- Managesieve: Protect special scripts in managesieve_kolab_master mode
	- Fix newmail_notifier notification focus in Chrome (#9467)
	- Fix fatal error when parsing some TNEF attachments (#9462)
	- Fix double scrollbar when composing a mail with many plain text lines (#7760)
	- Fix decoding mail parts with multiple base64-encoded text blocks (#9290)
	- Fix bug where some messages could get malformed in an import from a MBOX file (#9510)
	- Fix invalid line break characters in multi-line text in Sieve scripts (#9543)
	- Fix bug where "with attachment" filter could fail on some fts engines (#9514)
	- Fix bug where an unhandled exception was caused by an invalid image attachment (#9475)
	- Fix bug where a long subject title could not be displayed in some cases (#9416)
	- Fix infinite loop when parsing malformed Sieve script (#9562)
	- Fix bug where imap_conn_option's 'socket' was ignored (#9566)
	- Fix XSS vulnerability in post-processing of sanitized HTML content [CVE-2024-42009]
	- Fix XSS vulnerability in serving of attachments other than HTML or SVG [CVE-2024-42008]
	- Fix information leak (access to remote content) via insufficient CSS filtering [CVE-2024-42010]

	## Release 1.6.7

	- Makefile: Use phpDocumentor v3.4 for the Framework docs (#9313)
	- Fix bug where HTML entities in URLs were not decoded on HTML to plain text conversion (#9312)
	- Fix bug in collapsing/expanding folders with some special characters in names (#9324)
	- Fix PHP8 warnings (#9363, #9365, #9429)
	- Fix missing field labels in CSV import, for some locales (#9393)
	- Fix command injection via crafted im_convert_path/im_identify_path on Windows
	- Fix cross-site scripting (XSS) vulnerability in handling list columns from user preferences
	- Fix cross-site scripting (XSS) vulnerability in handling SVG animate attributes

	## Release 1.6.6

	- Fix regression in handling LDAP search_fields configuration parameter (#9210)
	- Enigma: Fix finding of a private key when decrypting a message using GnuPG v2.3
	- Fix page jump menu flickering on click (#9196)
	- Update to TinyMCE 5.10.9 security release (#9228)
	- Fix PHP8 warnings (#9235, #9238, #9242, #9306)
	- Fix saving other encryption settings besides enigma's (#9240)
	- Fix unneeded php command use in installto.sh and deluser.sh scripts (#9237)
	- Fix TinyMCE localization installation (#9266)
	- Fix bug where trailing non-ascii characters in email addresses could have been removed in recipient input (#9257)
	- Fix IMAP GETMETADATA command with options - RFC5464

	## Release 1.6.5

	- Fix PHP8 fatal error when parsing a malformed BODYSTRUCTURE (#9171)
	- Fix duplicated Inbox folder on IMAP servers that do not use Inbox folder with all capital letters (#9166)
	- Fix PHP warnings (#9174)
	- Fix UI issue when dealing with an invalid managesieve_default_headers value (#9175)
	- Fix bug where images attached to application/smil messages weren't displayed (#8870)
	- Fix PHP string replacement error in utils/error.php (#9185)
	- Fix regression where `smtp_user` did not allow pre/post strings before/after `%u` placeholder (#9162)
	- Fix cross-site scripting (XSS) vulnerability in setting Content-Type/Content-Disposition for attachment preview/download

	## Release 1.6.4

	- Fix PHP8 warnings (#9142, #9160)
	- Fix default 'mime.types' path on Windows (#9113)
	- Managesieve: Fix javascript error when relational or spamtest extension is not enabled (#9139)
	- Fix cross-site scripting (XSS) vulnerability in handling of SVG in HTML messages [CVE-2023-5631] (#9168)

	## Release 1.6.3

	- Fix bug where installto.sh/update.sh scripts were removing some essential options from the config file (#9051)
	- Update jQuery-UI to version 1.13.2 (#9041)
	- Fix regression that broke use_secure_urls feature (#9052)
	- Fix potential PHP fatal error when opening a message with message/rfc822 part (#8953)
	- Fix bug where a duplicate `<title>` tag in HTML email could cause some parts being cut off (#9029)
	- Fix bug where a list of folders could have been sorted incorrectly (#9057)
	- Fix regression where LDAP addressbook 'filter' option was ignored (#9061)
	- Fix wrong order of a multi-folder search result when sorting by size (#9065)
	- Fix so install/update scripts do not require PEAR (#9037)
	- Fix regression where some mail parts could have been decoded incorrectly, or not at all (#9096)
	- Fix handling of an error case in Cyrus IMAP BINARY FETCH, fallback to non-binary FETCH (#9097)
	- Fix PHP8 deprecation warning in the reconnect plugin (#9083)
	- Fix "Show source" on mobile with x_frame_options = deny (#9084)
	- Fix various PHP warnings (#9098)
	- Fix deprecated use of ldap_connect() in password's ldap_simple driver (#9060)
	- Fix cross-site scripting (XSS) vulnerability in handling of linkrefs in plain text messages [CVE-2023-43770]

	## Release 1.6.2

	- Add Uyghur localization
	- Fix regression in OAuth request URI caused by use of REQUEST_URI instead of SCRIPT_NAME as a default (#8878)
	- Fix bug where false attachment reminder was displayed on HTML mail with inline images (#8885)
	- Fix bug where a non-ASCII character in app.js could cause error in javascript engine (#8894)
	- Fix JWT decoding with url safe base64 schema (#8890)
	- Fix bug where .wav instead of .mp3 file was used for the new mail notification in Firefox (#8895)
	- Fix PHP8 warning (#8891)
	- Fix support for Windows-31J charset (#8869)
	- Fix so LDAP VLV option is disabled by default as documented (#8833)
	- Fix so an email address with name is supported as input to the managesieve notify :from parameter (#8918)
	- Fix Help plugin menu (#8898)
	- Fix invalid onclick handler on the logo image when using non-array skin_logo setting (#8933)
	- Fix duplicate recipients in "To" and "Cc" on reply (#8912)
	- Fix bug where it wasn't possible to scroll lists by clicking middle mouse button (#8942)
	- Fix bug where label text in a single-input dialog could be partially invisible in some locales (#8905)
	- Fix bug where LDAP (fulltext) search didn't work without 'search_fields' in config (#8874)
	- Fix extra leading newlines in plain text converted from HTML (#8973)
	- Fix so recipients with a domain ending with .s are allowed (#8854)
	- Fix so vCard output does not contain non-standard/redundant TYPE=OTHER and TYPE=INTERNET (#8838)
	- Fix QR code images for contacts with non-ASCII characters (#9001)
	- Fix PHP8 warnings when using list_flags and list_cols properties by plugins (#8998)
	- Fix bug where subfolders could loose subscription on parent folder rename (#8892)
	- Fix connecting to LDAP using an URI with ldapi:// scheme (#8990)
	- Fix insecure shell command params handling in cmd_learn driver of markasjunk plugin (#9005)
	- Fix bug where some mail headers didn't work in cmd_learn driver of markasjunk plugin (#9005)
	- Fix PHP fatal error when importing vcf file using PHP 8.2 (#9025)
	- Fix so output of log_date_format with microseconds contains time in server time zone, not UTC

	## Release 1.6.1

	- Kill session if refreshing oauth token fails (#8734)
	- Fix various PHP 8.1 warnings (#8628, #8644, #8667, #8656, #8647)
	- Password: Remove references to %c variable that has been removed before (#8633)
	- Fix anchor links in HTML mail (#8632)
	- Fix bug where config creation in Installer did ignore options in the form (#8634)
	- Fix bug where renamed options were removed from the config on installto.sh (update.sh) run (#8643)
	- Fix favicon rewrite rule in .htaccess (#8654)
	- Fix various PHP 8.2 warnings
	- Fix bug where it wasn't possible to create more than one response record on SQLite and Postgres (#8664)
	- Fix support for ManageSieve over implicit SSL (#8670)
	- Fix bug where "about:blank" page could trigger "load error" (#8554)
	- Fix bug where setting 'Clear Trash on Logout' to 'all messages' didn't work (#8687)
	- Fix bug where the attachment menu wouldn't disappear after an action is selected (#8691)
	- Fix bug where some dialogs in an eml attachment preview would not close on mobile (#8627)
	- Fix bug where multiline data:image URI's in emails were stripped from the message on display (#8613)
	- Fix fatal error on identity page if Enigma plugin is misconfigured (#8719)
	- Fix so N property always exists in a vCard export (#8771)
	- Fix authenticating to Courier IMAP with passwords containing a '~' character (#8772)
	- Fix handling of smtp/imap port options on configuration file update (#8756)
	- Fix bug where array values could not be saved in utils/save_pref action (#8781)
	- Add workaround for using Roundcube behind a reverse proxy with a subpath: 'request_path' option (#8738, #8770)
	- Fix bug where "Invalid skin name" error was logged on preferences save if there's only one skin (#8825)
	- Fix SIGBUS raised in ImageMagick when more than one process tried to generate a thumbnail of the same image attachment (#8511)
	- Fix bug where updater does not update the vendor packages (#8642)
	- Fix missing mail composing textarea on reply/draft with a long plain text content (#8866)

	## Release 1.6.0

	- Fix SMTP XCLIENT extension when not using STARTTLS (#8581)
	- Fix call to undefined method rcube_ldap_generic::option_set() (#8564)
	- Fix PHP Fatal error on incompatible method declaration of rcmail_output_json::command() and rcmail_output::command() (#8579)
	- Fix support for DSN specification without host e.g. `pgsql:///dbname` (#8558)
	- Fix TinyMCE configuration for handling styles of pasted content in webkit browsers (#8555)
	- Fix bug where some checkboxes could be selected unintentinally (#8565)
	- Fix css styles of the email recipient element while dragging (#8580)
	- Fix PHP 8.1 warnings in the LDAP backend code (#8572)
	- Fix various PHP 8.1 warnings (#8584)
	- Fix bug where a recipient address containing UTF-8 characters was ignored when sending an email (#8493, #8546)
	- Fix so rcmail::contact_exists() works with IDNA addresses (#8545)
	- Fix password option in `storage_init` hook after refreshing oauth access token (#8436)
	- Fix attachment Options popover menu after attachment delete (#8602)
	- Fix so "Found unconstructed Spoofchecker" error is not fatal (#8537)

	## Release 1.6-rc

	- Update to jQuery-UI 1.13.1 (#8455)
	- Added possibility to make the logo image a link via the 'skin_logo' option (#8501)
	- Use navigator.pdfViewerEnabled for PDF viewer detection
	- Remove use of unreliable charset detection (#8344)
	- Don't list images attached to multipart/related part as attachments (#7184)
	- Password: Add support for ssha256 algorithm (#8459)
	- Fix so unix:// URI is supported in various host spec. options again (#8468)
	- Fix slow loading of long HTML content into the HTML editor (#8108)
	- Fix bug where SMTP password didn't work if it contained '%p' (#8435)
	+- Support for HAproxy protocol header in IMAP connections (#8625)
	- Enigma: Support Kolab's Web Of Anti-Trust feature (#8626)
	- Enigma: Fix initial synchronization of private keys
	- Enigma: Fix double quoted-printable encoding of pgp-signed messages with no attachments (#8413)
	- Fix handling of message/rfc822 parts that are small and are multipart structures with a single part (#8458)
	- Fix bug where session could time out if DB and PHP timezone were different (#8303)
	- Fix bug where DSN flag state wasn't stored with a draft (#8371)
	- Fix broken encoding of HTML content encapsulated in a RTF attachment (#8444)
	- Fix problem with aria-hidden=true on toolbar menus in the Elastic skin (#8517)
	- Fix so links (e.g. www.some.page or http://some.page) are not considered mispellings (#8527)
	- Fix bug where title tag content was displayed in the body if it contained HTML tags (#8540)

	## Release 1.6-beta

	- Unified and simplified services connection options (#8310):
	1. IMAP:
	- renamed `default_host` to `imap_host`
	- removed `default_port` option (non-standard port can be set via `imap_host`)
	- set "localhost:143" as a default for `imap_host`
	2. SMTP:
	- renamed `smtp_server` to `smtp_host`
	- removed `smtp_port` option (non-standard port can be set via `smtp_host`)
	- set "localhost:587" as a default for `smtp_host`
	3. LDAP:
	- removed `port` option from `ldap_public` array (non-standard port can be set via `host`)
	- removed `use_tls` option from `ldap_public` array (use tls:// prefix in `host`)
	4. Managesieve:
	- removed `managesieve_port` option (non-standard port can be set via `managesieve_host`)
	- removed `managesieve_usetls` option (tls:// prefix in `managesieve_host` have to be used)
	- Plugin API: Removed `smtp_port` parameter in `smtp_connect` hook
	- Plugin API: Renamed `smtp_server` parameter to `smtp_host` in `smtp_connect` hook
	- Plugin API: Removed `port` parameter in `managesieve_connect` hook
	- Plugin API: Removed `usetls` parameter in `managesieve_connect` hook
	- Added support for PHP 8.1 (#8151)
	- Dropped support for PHP < 7.3 (#7976)
	- Dropped support for strftime-like format (with % sign) in date and time format configuration
	- Moved the Classic and Larry skins to their own repository (#8271)
	- SQLite: Use foreign keys, require SQLite >= 3.6.19
	- Replace Endroid QrCode with BaconQrCode (#8173)
	- Support responses (snippets) in HTML format (#5315)
	- Purge also subfolders of Trash (and/or messages in them) on logout (#1037)
	- Add support for encryption with AEAD ciphers, e.g. aes-256-gcm (#7097)
	- Add option to purge deleted mails older than 30, 60 or 90 days (#5493)
	- Add ability to mark multiple messages as not deleted at once (#5133)
	- Add possibility to disable line-wrapping of sent mail body (#5101)
	- Improve/Fix wrapping of plain text messages on preview and reply (#6974, #8391, #8378, #8289)
	- Improve searching by sender/recipient headers, support Reply-To and Followup-To (#6582)
	- Add option to control links handling behavior on html to text conversion (#6485)
	- Add 'loginform_content' plugin hook (#8273, #6569)
	- SMTP: If requested use TLS also without authentication (#4590, #8111)
	- Display a generic error page on initial DB/configuration errors (#8222)
	- Display telephone numbers as tel: links (#8240)
	- Elastic: Move scrollbar settings to variables (#8352)
	- Elastic: Use thin scrollbars in both light and dark mode
	- Elastic: Make the scrollbar color lighter in dark mode (#8345)
	- Autologout: A new plugin to auto log out users with a POST request (#8270)
	- Enigma: Upgrade to OpenPGP.js v5.0
	- Identicon: Make background color of the image to match the current skin colors (#8256)
	- Newmail_notifier: Update favicon to match the current favicon style and size (#7826)
	- Password: Remove password_blowfish_cost option, in favor of password_algorithm_options
	- Password: Remove support for password_algorithms crypt, hash and cram-md5
	- Password: Remove support for %c, %d, %n, %q variables in password_query
	- Password: Add support for passwords based on PHP's password_hash() function (#7724)
	- Password: Verify current password with IMAP (#8142)
	- Password: Improve handling errors on executed commands (#8200)
	- Password: Add Mailcow driver (#8291)
	- Fix compatibility with Referrer-Policy: "strict-origin" (#8170)
	- Fix locked SQLite database for the CLI tools (#8035)
	- Fix Makefile on Linux (#8211)
	- Fix so PHP warnings are ignored when resizing a malformed image attachment (#8387)
	- Fix various PHP8 warnings (#8392, #9193)
	- Fix mail headers injection via the subject field on mail compose (#8404)
	- Fix bug where small message/rfc822 parts could not be decoded (#8408)
	- Fix setting HTML mode on reply/forward of a signed message (#8405)
	- Fix handling of RFC2231-encoded attachment names inside of a message/rfc822 part (#8418)
	- Fix bug where some mail parts (images) could have not be listed as attachments (#8425)
	- Fix bug where attachment icons were stuck at the top of the messages list in Safari (#8433)

	## Release 1.5.2

	- OAuth: pass 'id_token' to 'oauth_login' plugin hook (#8214)
	- OAuth: fix expiration of short-lived oauth tokens (#8147)
	- OAuth: fix relative path to assets if /index.php/foo/bar url is used (#8144)
	- OAuth: no auto-redirect on imap login failures (#8370)
	- OAuth: refresh access token in 'refresh' plugin hook (#8224)
	- Fix so folder search parameters are honored by subscriptions_option plugin (#8312)
	- Fix password change with Directadmin driver (#8322, #8329)
	- Fix so css files in plugins/jqueryui/themes will be minified too (#8337)
	- Fix handling of unicode/special characters in custom From input (#8357)
	- Fix some PHP8 compatibility issues (#8363)
	- Fix chpass-wrapper.py helper compatibility with Python 3 (#8324)
	- Fix scrolling and missing Close button in the Select image dialog in Elastic/mobile (#8367)
	- Security: Fix cross-site scripting (XSS) via HTML messages with malicious CSS content

	## Release 1.5.1

	- Fix importing contacts with no email address (#8227)
	- Fix so session's search scope is not used if search is not active (#8199)
	- Fix some PHP8 warnings (#8239)
	- Fix so dark mode state is retained after closing the browser (#8237)
	- Fix bug where new messages were not added to the list on refresh if skip_deleted=true (#8234)
	- Fix colors on "Show source" page in dark mode (#8246)
	- Fix handling of dark_mode_support:false setting in skins meta.json - also when devel_mode=false (#8249)
	- Fix database initialization if db_prefix is a schema prefix (#8221)
	- Fix undefined constant error in Installer on Windows (#8258)
	- Fix installation/upgrade on MySQL 5.5 - Index column size too large (#8231)
	- Fix regression in setting of contact listing name (#8260)
	- Fix bug in Larry skin where headers toggle state was reset on full page preview (#8203)
	- Fix bug where \u200b characters were added into the recipient input preventing mail delivery (#8269)
	- Fix charset conversion errors on PHP < 8 for charsets not supported by mbstring (#8252)
	- Fix bug where adding a contact to trusted senders via "Always allow from..." button didn't work (#8264, #8268)
	- Fix bug with show_images setting where option 1 and 3 were swapped (#8268)
	- Fix PHP fatal error on an undefined constant in contacts import action (#8277)
	- Fix fetching headers of multiple message parts at once in rcube_imap_generic::fetchMIMEHeaders() (#8282)
	- Fix bug where attachment download could sometimes fail with a CSRF check error (#8283)
	- Fix an infinite loop when parsing environment variables with float/integer values (#8293)
	- Fix so 'small-dark' logo has more priority than the 'small' logo (#8298)

	## Release 1.5.0

	- Support displaying RTF content (including encapsulated HTML) from a TNEF attachment
	- Newmail_notifier: Improved the notification sound (#8155)
	- Disable the default spellchecker option using spell.roundcube.net (#8182)
	- Fix size of Mailvelope iframe for PGP-inlined mail, again (#8126)
	- Fix handling of group names with @ character in autocomplete and contacts widget (#8098)
	- Fix Firefox infinate loading display on mail screen (#8128)
	- Fix converting >1MB of HTML content into plain text (#8137)
	- Fix bug where expanding a group in the recipient input could corrupt the input content (#7569)
	- Fix fatal error/warning on invalid input to user parameter (#8152)
	- Fix changing password with dovecot_passwdfile driver (#8145)
	- Fix handling of headers that occur multiple times by show_additional_headers plugin (#8157)
	- Fix bug where vertical scrollbar in new HTML message bounced back on scroll (#8046)
	- Fix displaying inline images with incorrectly declared content-type (#8158)
	- Fix so addr-spec with missing closing angle bracket can be parsed (#8164)
	- Fix handling of spellcheck connection errors (#8172)
	- Fix a couple of PHP8 warnings (#8175, #8176)
	- Fix bug where "from my contacts" and "from trusted senders" values were mixed up (#8177)
	- Fix password/token length check on OAuth login (#8178)
	- Fix XSS issue in handling attachment filename extension in mimetype mismatch warning (#8193)
	- Fix SQL injection via some session variables
	- Fix handling of dark_mode_support:false setting in skins meta.json (#8186)
	- Fix security issues regarding server name and trusted_host_patterns setting

	## Release 1.5-rc

	- Upgrade to TinyMCE 5.8.2
	- SMTP XCLIENT support (#7893, #6411)
	- Add IDN homograph attack (spoofing) detection [CVE-2019-15237] (#6891)
	- Add configuration options for subject prefixes (#7929, #4981)
	- Support IMAP LITERAL- extension [RFC 7888] (#6878)
	- Warn the user about a potential data leak on mail bounce or forward (#7993)
	- Make the Empty action available for every non-empty folder, not only Trash (#7948)
	- Remove (incorrect) use of Return-Receipt-To header (#8069)
	- Submit various simple dialog forms with the Enter key (#7133)
	- Add RFC2231 support to rcube_mime_decode (#7390)
	- Plugin API: Allow modification of 'error' argument in 'message_send_error' hook (#7914)
	- OAuth: add plugin hooks `oauth_login` and `oauth_refresh_token` for oauth events (#8028, #8040)
	- Debug_logger: Fix the main plugin functionality and documentation (#8041)
	- Enigma: Fix bug where signature verification could fail for non-ascii bodies (#7919)
	- Enigma: Fix invalid expiration dates of PGP keys on a 32bit system (#7531)
	- Enigma: Display an information that public and private keys are stored on the server (#7941)
	- Enigma: Optional support for passwordless keys (#7265)
	- Managesieve: Fix removing nested rules in scripts (#8011)
	- Managesieve: Support XOAUTH2, requires Net_Sieve 1.4.5 (#7925)
	- Managesieve: Added ability to remove 'redirect' option from UI (#7922)
	- New_user_dialog: Use the 'identity_update' hook (#8023)
	- Password: Fix broken 'hmail' driver (#7966)
	- Password: Set password_minimum_length to 8 by default (#8003)
	- Vcard_attachments: Improve handling of multiple contacts (#7027)
	- Fix inserting a group from non-default source using the Insert contact(s) dialog (#8095)
	- Fix invalid search fields after search scope change (#6919)
	- Fix so "Always allow from..." button appears also when allow_images=3 (#7961)
	- Fix Elastic's pretty select scroll position in Chrome (#7964)
	- Fix bug where invalid non-unicode characters in JSON output could make the UI unresponsive (#7955)
	- Fix PHP 8 fatal error when allowing images in an email (#7968)
	- Fix so session expiration is more precise and do not depend on the garbage collector (#7576)
	- Fix bug where imap_conn_options settings were ignored (#7912)
	- Fix bug causing some HTML message content to be not centered in Elastic skin (#7911)
	- Fix bug when sending an email and recipient's email address contains a trailing dot (#7899)
	- Fix bug where the list page wasn't reset when changing a folder on mail view page (#7932)
	- Fix so selecting the same folder to reset search resets also the page number (#7125)
	- Fix login page rendering after oauth failure (#7812,#7923)
	- Fix bug where assigning users to groups via menu (not drag'n'drop) could fail in Elastic theme (#7973)
	- Fix HTML5 parser issue with a messy HTML code from Outlook (#7356)
	- Fix handling of multiple link references with the same index in plain text message (#8021)
	- Fix various actions on folders with angle brackets in name (#8037)
	- Fix inconsistent fowarding actions statuses on drafts (#8039)
	- Fix bug where `start` and `reversed` attributes of `ol` tag were ignored (#8059)
	- Fix bug where consecutive LDAP searches could return wrong results (#8064)
	- Fix bug where plus characters in attachment filename could have been ignored (#8074)
	- Fix displaying HTML body with inline images encapsulated using TNEF format (winmail.dat)
	- Fix handling of custom sender addresses with names (#8106)
	- Fix shift + drag'n'drop menu not working in Elastic skin with Chrome browser (#8107)

	## Release 1.5-beta

	- Require PHP >= 5.5
	- Support PHP 8.0 (#7625)
	- Require php-intl
	- Remove use of Net_IDNA2 package
	- Require GuzzleHttp\Client
	- Upgrade to TinyMCE 5.5.1
	- Upgrade to jQuery 3.5.1 (#7464)
	- Update build tools (#7800, #7804, #7497):
	- jsshrink.sh: Replace google-closure-compiler with UglifyJS
	- cssshrink.sh: Replace yuicompressor with csso
	- require lessc >= 2.5.2 (and add support for v4) with less-plugin-clean-css for Less files compilation
	- Automatically collected recipients and trusted senders (#6904)
	- Added configurable Collected Recipients addressbook source (#4971)
	- Added configurable Trusted Senders addressbook source (#5046)
	- Added 'contact_exists' hook
	- Added separate "trusted senders" options for show_images and mdn_request preferences (#7614)
	- Contact form mode: private/business (#7630)
	- OAuth/XOauth support (#7425, #6933)
	- Cache refactoring (#6312)
	- Added special value 'email' to login_username_filter, it changes also logon input type (#7179)
	- Allow array in smtp_host config (#7296)
	- Support proxy for server-side HTTP requests (#7658)
	- By default do not set the User-Agent header (#7731)
	- Add possibility to (re-)define field mapping on contacts import from a CSV file (#7045, #6668)
	- Move "On request for return receipt" from "Mailbox View" to "Displaying Messages" (#7614)
	- Support RFC8438: IMAP STATUS=SIZE - for faster folder size calculation (#7269)
	- MySQL: Use utf8mb4 charset and utf8mb4_unicode_ci collation (#6535, #7113)
	- Allow NULL in users.preferences column in postgres and sqlite db, the same as for other engines (#7767)
	- Support for language codes up to 16 chars long (e.g. es-419) in database schema (#6851)
	- Relaxed domain name validation for extended TLDs support (#5588)
	- Allow opening application/octet-stream attachments according to filename extension (#6821)
	- Added support for INSERT OR REPLACE queries (#6771)
	- Allow skins to define which layout options they support (#7235)
	- Extract RFC2231 attachment name from message headers (#6729, #6783)
	- Add support for SameSite cookie attribute via session_samesite option (req PHP >= 7.3.0) (#6772)
	- Change folders sorting so shared/other users namespaces are listed last (#5012)
	- Display a warning and do not try to open empty attachments (#7332)
	- Return 204 rather than 404 on missing contact photo (#7777)
	- Add 'reconnect' plugin to retry IMAP connection (#7844)
	- Plugin API: Added 'message' argument to 'message_compose_body' hook
	- Plugin API: Added 'preferences' parameter to 'user_create' hook (#7692)
	- Elastic: Dark mode (#6709)
	- Elastic: Display email size on the list of messages (#7162)
	- Elastic: Replace properties sidebar with a dialog on the attachment preview page (#7635)
	- Elastic: Minimize forms/colors blink on page load
	- Elastic: Improve mail header "detailed mode" (#7224)
	- Elastic: Moving single recipients between recipient inputs with drag-n-drop (#5069)
	- Elastic: Display a special icon for other users and shared namespace roots (#5012)
	- Elastic: Support space-separated email addresses in recipient input (#6529, #6457)
	- Elastic: Remember list checkbox selection state (#7148)
	- Elastic: Add "Open in new window" in mail compose (#7260)
	- Elastic: Make custom less files optional (#7497)
	- Elastic: Prevent from opening mail preview in a new window on touch devices using double tap (#7732)
	- Templates: Add support for expressions in object attributes (#7237)
	- Templates: Add support for nested if conditions (#6818)
	- Templates: Make [space][slash] ending of condition objects optional (#6954)
	- Mailvelope: Fix size of iframe for PGP-inlined mail (#7348)
	- Mailvelope: Add config option to use Main Keyring (#7348, #7157)
	- Mailvelope: Add config option to set the size for new keys (#7348)
	- Mailvelope: Always ask before discarding email currently being composed (#7348)
	- Mailvelope: Fix unnecessary warning to re-add attachments when restoring a draft (#7348)
	- Archive: Added options to split archive by year or year+month and folder (#7216)
	- Enigma: Support ECC key generation - when using GnuPG >= 2.1.7 (#6853)
	- Managesieve: Add support for 'spamtest' extension - RFC3685 (#6950)
	- Managesieve: Allow display name with email address in vacation :from field (#6760)
	- Managesieve: Improve UX on custom header input (#7207)
	- Managesieve: Fix bug where activation of forward/vacation rule could activate a wrong script (#7423)
	- Managesieve: Fix bug where forward/vacation rule could end up being duplicated (#7349)
	- new_user_identity: Fix missing password for user-specific LDAP operations (#7667)
	- Password: Added 'pwned' password strength driver (#7274)
	- Password: Added Mail-in-a-Box (miab) driver (#7824)
	- Password: Added TinyCP driver (#7510)
	- Password: Added httpapi driver to connect to generic HTTP/HTTPS APIs (#7439)
	- Password: Added dovecot_passwdfile driver (#5786)
	- Password: Removed old 'cpanel' driver, 'cpanel_webmail' driver renamed to 'cpanel' (#7780)
	- Fix handling of address groups in email headers by ignoring their names (#7663)
	- Fix so message flags are updated on refresh also for multifolder search results (#7774)
	- Fix so IMAP ID command is send only after authentication (#7517)
	- Fix bug where it wasn't possible to save Spanish (Latin America) locale preference (#7784)
	- Fix mail search error on invalid search_mods definition (#7789)
	- Fix error when dealing with message/rfc822 attachments using Gmail IMAP (#6854)
	- Fix ISO-2022-JP-MS encoding issues (#7091)
	- Fix so messages in threads with no root aren't displayed separately (#4999)
	- Fix so anchor tags without href attribute are not modified (#7413)
	- Fix invalid IMAP SEARCH command in some rare case on messages cache synchronization (#7895)
	- Fix so allowing remote resources does not add an entry to browser history (#6620)

	## Release 1.4.11

	- Display a nice error informing about no PHP8 support
	- Elastic: Fix compatibility with Less v3 and v4 (#7813)
	- Fix bug with managesieve_domains in Settings > Forwarding form (#7849)
	- Fix errors in MSSQL database update scripts (#7853)
	- Security: Fix cross-site scripting (XSS) via HTML messages with malicious CSS content

	## Release 1.4.10

	- Fix extra angle brackets in In-Reply-To header derived from mailto: params (#7655)
	- Fix folder list issue whan special folder is a subfolder (#7647)
	- Fix Elastic's folder subscription toggle in search result (#7653)
	- Fix state of subscription toggle on folders list after changing folder state from the search result (#7653)
	- Security: Fix cross-site scripting (XSS) via HTML or Plain text messages with malicious content [CVE-2020-35730]

	## Release 1.4.9

	- Fix HTML editor in latest Chrome 85.0.4183.102, update to TinyMCE 4.9.11 (#7615)
	- Add missing localization for some label/legend elements in userinfo plugin (#7478)
	- Fix importing birthday dates from Gmail vCards (BDAY:YYYYMMDD)
	- Fix restoring Cc/Bcc fields from local storage (#7554)
	- Fix jstz.min.js installation, bump version to 1.0.7
	- Fix link to closure compiler in bin/jsshrink.sh script (#7567)
	- Fix incorrect PDO::lastInsertId() use in sqlsrv driver (#7564)
	- Fix bug where some parts of a message could have been missing in a reply/forward body (#7568)
	- Fix empty space on mail printouts in Chrome (#7604)
	- Fix empty output from HTML5 parser when content contains XML tag (#7624)
	- Fix scroll jump on key press in plain text mode of the HTML editor (#7622)
	- Fix so autocompletion list does not hide on scroll inside it (#7592)

	## Release 1.4.8

	- Fix support for an error as a string in message_before_send hook (#7475)
	- Elastic: Fix redundant scrollbar in plain text editor on mail reply (#7500)
	- Elastic: Fix deleted and replied+forwarded icons on messages list (#7503)
	- Managesieve: Fix too-small input field in Elastic when using custom headers (#7498)
	- Managesieve: Allow angle brackets in out-of-office message body (#7518)
	- Fix bug in conversion of email addresses to mailto links in plain text messages (#7526)
	- Fix format=flowed formatting on plain text part derived from the HTML content (#7504)
	- Fix incorrect rewriting of internal links in HTML content (#7512)
	- Fix handling links without defined protocol (#7454)
	- Fix paging of search results on IMAP servers with no SORT capability (#7462)
	- Fix detecting special folders on servers with both SPECIAL-USE and LIST-STATUS (#7525)
	- Security: Fix cross-site scripting (XSS) via HTML messages with malicious svg content [CVE-2020-16145]
	- Security: Fix cross-site scripting (XSS) via HTML messages with malicious math content
	- Security: Fix potential XSS issue in HTML editor of the identity signature input (#7507)

	## Release 1.4.7

	- Fix bug where subfolders of special folders could have been duplicated on folder list
	- Increase maximum size of contact jobtitle and department fields to 128 characters
	- Fix missing newline after the logged line when writing to stdout (#7418)
	- Elastic: Fix context menu (paste) on the recipient input (#7431)
	- Fix problem with forwarding inline images attached to messages with no HTML part (#7414)
	- Fix problem with handling attached images with same name when using database_attachments/redundant_attachments (#7455)
	- Security: Fix cross-site scripting (XSS) via HTML messages with malicious svg/namespace [CVE-2020-15562]

	## Release 1.4.6

	- Installer: Fix regression in SMTP test section (#7417)

	## Release 1.4.5

	- Fix bug in extracting required plugins from composer.json that led to spurious error in log (#7364)
	- Fix so the database setup description is compatible with MySQL 8 (#7340)
	- Markasjunk: Fix regression in jsevent driver (#7361)
	- Fix missing flag indication on collapsed thread in Larry and Elastic (#7366)
	- Fix default keyservers (use keys.openpgp.org), add note about CORS (#7373, #7367)
	- Password: Fix issue with Modoboa driver (#7372)
	- Mailvelope: Use sender's address to find pubkeys to check signatures (#7348)
	- Mailvelope: Fix Encrypt button hidden in Elastic (#7353)
	- Fix PHP warning: count(): Parameter must be an array or an object... in ID command handler (#7392)
	- Fix error when user-configured skin does not exist anymore (#7271)
	- Elastic: Fix aspect ratio of a contact photo in mail preview (#7339)
	- Fix bug where PDF attachments marked as inline could have not been attached on mail forward (#7382)
	- Security: Fix a couple of XSS issues in Installer (#7406)
	- Security: Fix XSS issue in template object 'username' (#7406)
	- Security: Better fix for CVE-2020-12641
	- Security: Fix cross-site scripting (XSS) via malicious XML attachment

	## Release 1.4.4

	- Fix bug where attachments with Content-Id were attached to the message on reply (#7122)
	- Fix identity selection on reply when both sender and recipient addresses are included in identities (#7211)
	- Elastic: Fix text selection with Shift+PageUp and Shift+PageDown in plain text editor when using Chrome (#7230)
	- Elastic: Fix recipient input bug when using click to select a contact from autocomplete list (#7231)
	- Elastic: Fix color of a folder with recent messages (#7281)
	- Elastic: Restrict logo size in print view (#7275)
	- Fix invalid Content-Type for messages with only html part and inline images - Mail_Mime-1.10.7 (#7261)
	- Fix missing contact display name in QR Code data (#7257)
	- Fix so button label in Select image/media dialogs is "Close" not "Cancel" (#7246)
	- Fix regression in testing database schema on MSSQL (#7227)
	- Fix cursor position after inserting a group to a recipient input using autocompletion (#7267)
	- Fix string literals handling in IMAP STATUS (and various other) responses (#7290)
	- Fix bug where multiple images in a message were replaced by the first one on forward/reply/edit (#7293)
	- Fix handling keyservers configured with protocol prefix (#7295)
	- Markasjunk: Fix marking as spam/ham on moving messages with Move menu (#7189)
	- Markasjunk: Fix bug where moving to Junk was failing on messages selected with Select > All (#7206)
	- Fix so imap error message is displayed to the user on folder create/update (#7245)
	- Fix bug where a special folder couldn't be created if a special-use flag is not supported (#7147)
	- Mailvelope: Fix bug where recipients with name were not handled properly in mail compose (#7312)
	- Fix characters encoding in group rename input after group creation/rename (#7330)
	- Fix bug where some message/rfc822 parts could not be attached on forward (#7323)
	- Make install-jsdeps.sh script working without the 'file' program installed (#7325)
	- Fix performance issue of parsing big HTML messages by disabling HTML5 parser for these (#7331)
	- Fix so Print button for PDF attachments works on Firefox >= 75 (#5125)
	- Security: Fix XSS issue in handling of CDATA in HTML messages [CVE-2020-12625]
	- Security: Fix remote code execution via crafted 'im_convert_path' or 'im_identify_path' settings [CVE-2020-12641]
	- Security: Fix local file inclusion (and code execution) via crafted 'plugins' option [CVE-2020-12640]
	- Security: Fix CSRF bypass that could be used to log out an authenticated user [CVE-2020-12626] (#7302)

	## Release 1.4.3

	- Enigma: Fix so key list selection is reset when opening key creation form (#7154)
	- Enigma: Fix so using list checkbox selection does not load the key preview frame
	- Enigma: Fix generation of key pairs for identities with IDN domains (#7181)
	- Enigma: Display IDN domains of key users and identities in UTF8
	- Enigma: Fix bug where "Send unencrypted" button didn't work in Elastic skin (#7205)
	- Managesieve: Fix bug where it wasn't possible to save flag actions (#7188)
	- Markasjunk: Fix bug where marking as spam/ham didn't work on moving messages with drag-and-drop (#7137)
	- Password: Make chpass-wrapper.py Python 3 compatible (#7135)
	- Elastic: Fix disappearing sidebar in mail compose after clicking Mail button
	- Elastic: Fix incorrect aria-disabled attribute on Mail taskmenu button in mail compose
	- Elastic: Fix bug where it was possible to switch editor mode when 'htmleditor' was in 'dont_override' (#7143)
	- Elastic: Fix text selection in recipient inputs (#7129)
	- Elastic: Fix missing Close button in "more recipients" dialog
	- Elastic: Fix non-working folder subscription checkbox for newly added folders (#7174)
	- Fix regression where "Open in new window" action didn't work (#7155)
	- Fix PHP Warning: array_filter() expects parameter 1 to be array, null given in subscriptions_option plugin (#7165)
	- Fix unexpected error message when mail refresh involves folder auto-unsubscribe (#6923)
	- Fix recipient duplicates in print-view when the recipient list has been expanded (#7169)
	- Fix bug where files in skins/ directory were listed on skins list (#7180)
	- Fix bug where message parts with no Content-Disposition header and no name were not listed on attachments list (#7117)
	- Fix display issues with mail subject that contains line-breaks (#7191)
	- Fix invalid Content-Transfer-Encoding on multipart messages - Mail_Mime fix (#7170)
	- Fix regression where using an absolute path to SQLite database file on Windows didn't work (#7196)
	- Fix using unix:///path/to/socket.file in memcached driver (#7210)

	## Release 1.4.2

	- Add support for PHPUnit 6 and 7 (#6870)
	- Plugin API: Make `actionbefore`, `before<action>`, `actionafter` and `after<action>` events working with plugin actions (#7106)
	- Managesieve: Replace "Filter disabled" with "Filter enabled" (#7028)
	- Managesieve: Fix so modifier type select wasn't hidden after hiding modifier select on header change
	- Managesieve: Fix filter selection after removing a first filter (#7079)
	- Markasjunk: Fix marking more than one message as spam/ham with email_learn driver (#7121)
	- Password: Fix kpasswd and smb drivers' double-escaping bug (#7092)
	- Enigma: Add script to import keys from filesystem to the db storage (for multihost)
	- Installer: Fix DB Write test on SQLite database ("database is locked" error) (#7064)
	- Installer: Fix so SQLite DSN with a relative path to the database file works in Installer
	- Elastic: Fix contrast of warning toasts (#7058)
	- Elastic: Simple search in pretty selects (#7072)
	- Elastic: Fix hidden list widget on mobile/tablet when selecting folder while search menu is open (#7120)
	- Fix so type attribute on script tags is not used on HTML5 pages (#6975)
	- Fix unread count after purge on a folder that is not currently selected (#7051)
	- Fix bug where Enter key didn't work on messages list in "List" layout (#7052)
	- Fix bug where deleting a saved search in addressbook caused display issue on sources/groups list (#7061)
	- Fix bug where a new saved search added after removing all searches wasn't added to the list (#7061)
	- Fix bug where a new contact group added after removing all groups from addressbook wasn't added to the list
	- Fix bug where Ctype extension wasn't required in Installer and INSTALL file (#7049)
	- Fix so install-jsdeps.sh removes Bootstrap's sourceMappingURL (#7035)
	- Fix so use of Ctrl+A does not scroll the list (#7020)
	- Fix/remove useless keyup event handler on username input in logon form (#6970)
	- Fix bug where cancelling switching from HTML to plain text didn't set the flag properly (#7077)
	- Fix bug where HTML reply could add an empty line with extra indentation above the original message (#7088)
	- Fix matching multiple X-Forwarded-For addresses with 'proxy_whitelist' (#7107)
	- Fix so displayed maximum attachment size depends also on 'max_message_size' (#7105)
	- Fix bug where 'skins_allowed' option didn't enforce user skin preference (#7080)
	- Fix so contact's organization field accepts up to 128 characters (it was 50)
	- Fix bug where listing tables in PostgreSQL database with db_prefix didn't work (#7093)
	- Fix bug where 'text' attribute on body tag was ignored when displaying HTML message (#7109)
	- Fix bug where next message wasn't displayed after delete in List mode (#7096)
	- Fix so number of contacts in a group is not limited to 200 when redirecting to mail composer from Contacts (#6972)
	- Fix malformed characters in HTML message with charset meta tag not in head (#7116)

	## Release 1.4.1

	- Elastic: Change HTML editor widget to improve form flow (#6992)
	- Elastic: Fix position of mobile floating action button (#7038)
	- Managesieve: Fix locked UI after opening filter frame (#7007)
	- Fix PHP warning: "array_merge(): Expected parameter 2 to be an array, null given in sendmail.inc (#7003)
	- Fix bug where cache keys could exceed length limit specified in db schema (#7004)
	- Fix invalid Signature button state after escaping Mailvelope mode (#7015)
	- Fix so 401 error is returned only on failed logon requests (#7010)
	- Fix db_prefix handling in queries with `TRUNCATE TABLE <name>` and `UNIQUE <name>` (#7013)
	- Fix so update.sh script warns about changed defaults (#7011)
	- Fix tables listing routine when DSN contained a database with unsupported suffix (#7034)
	- Fix so Elastic is also a default in jqueryui plugin (#7039)
	- Fix bug where the Installer would not warn about required schema upgrade (#7042)

	## Release 1.4.0

	- Elastic: Resizable columns (#6929)
	- Elastic: Fix position and style of auto-complete dropdown on small screens (#6951)
	- Elastic: Fix initial focus on recipients input in mail compose screen
	- Elastic: Fix inserting responses at cursor position (#6971)
	- Elastic: Fix unread filter icon and search state on folder change (#6978)
	- Elastic: Fix regression where Encrypt button wasn't displayed in mail compose toolbar (#6982)
	- Elastic: Fix regression where recipient input didn't update internal input state (#6988)
	- Enigma: Fix bug where signing option was set to disabled after saving a draft in Elastic skin (#6515)
	- Redis: Improve error handling and phpredis 5.X support (#6888)
	- Archive: Fix bug where next email was not displayed after Archive button use (#6965)
	- Archive: Fix missing Archive icon in folder selector popup in Elastic
	- Fix bug where cache keys were not case-sensitive on MySQL/MSSQL (#6942)
	- Fix so an error is logged when encryption fails (#6948)
	- Fix bug where inline images could have been ignored if Content-Id header contained redundant spaces (#6980)
	- Fix and document skin_logo setup (#6981)

	## Release 1.4-rc2

	- Update to jQuery 3.4.1
	- Clarified 'address_book_type' option behavior (#6680)
	- Added cookie mismatch detection, display an error message informing the user to clear cookies
	- Renamed 'log_session' option to 'session_debug'
	- Removed 'delete_always' option (#6782)
	- Don't log full session identifiers in userlogins log (#6625)
	- Support $HasAttachment/$HasNoAttachment keywords (#6201)
	- Support PECL memcached extension as a session and cache storage driver (experimental)
	- Switch to IDNA2008 variant (#6806)
	- installto.sh: Add possibility to run the update even on the up-to-date installation (#6533)
	- Plugin API: Add 'render_folder_selector' hook
	- Added 'keyservers' option to define list of HKP servers for Enigma/Mailvelope (#6326)
	- Added flag to disable server certificate validation via Mysql DSN argument (#6848)
	- Select all records on the current list page with CTRL + A (#6813)
	- Use Left/Right Arrow keys to faster move over threaded messages list (#6399)
	- Changes in `display_next` setting (#6795):
	- Move it to Preferences > User Interface > Main Options
	- Make it apply to Contacts interface too
	- Make it apply only if deleting/moving a previewed message/contact
	- Redis: Support connection to unix socket
	- Put charset meta specification before a title tag, add page title automatically (#6811)
	- Elastic: Various internal refactorings
	- Elastic: Add Prev/Next buttons on message page toolbar (#6648)
	- Elastic: Close search options on Enter key press in quick-search input (#6660)
	- Elastic: Changed some icons (#6852)
	- Elastic: Changed read/unread icons (#6636)
	- Elastic: Changed "Move to..." icon (#6637)
	- Elastic: Add hide/show for advanced preferences (#6632)
	- Elastic: Add default icon on Settings/Preferences lists for external plugins (#6814)
	- Elastic: Add indicator for popover menu items that open a submenu (#6868)
	- Elastic: Move compose attachments/options to the right side (#6839)
	- Elastic: Add border/background to attachments list widget (#6842)
	- Elastic: Add "Show unread messages" button to the search bar (#6587)
	- Elastic: Fix bug where toolbar disappears on attachment menu use in Chrome (#6677)
	- Elastic: Fix folders list scrolling on touch devices (#6706)
	- Elastic: Fix non-working pretty selects in Chrome browser (#6705)
	- Elastic: Fix issue with absolute positioned mail content (#6739)
	- Elastic: Fix bug where some menu actions could cause a browser popup warning
	- Elastic: Fix handling mailto: URL parameters in contact menu (#6751)
	- Elastic: Fix keyboard navigation in some menus, e.g. the contact menu
	- Elastic: Fix visual issue with long buttons in .boxwarning (#6797)
	- Elastic: Fix handling new-line in text pasted to a recipient input
	- Elastic: Fix so search is not reset when returning from the message preview page (#6847)
	- Larry: Fix regression where menu actions didn't work with keyboard (#6740)
	- ACL: Display user/group names (from ldap) instead of acl identifier
	- Password: Added ldap_exop driver (#4992)
	- Password: Added support for SSHA512 password algorithm (#6805)
	- Managesieve: Fix bug where global includes were requested for vacation (#6716)
	- Managesieve: Use RFC-compliant line endings, CRLF instead of LF (#6686)
	- Managesieve: Fix so "Create filter" option does not show up when Filters menu is disabled (#6723)
	- Enigma: For verified signatures, display the user id associated with the sender address (#5958)
	- Enigma: Fix bug where revoked users/keys were not greyed out in key info
	- Enigma: Fix error message when trying to encrypt with a revoked key (#6607)
	- Enigma: Fix "decryption oracle" bug [CVE-2019-10740] (#6638)
	- Enigma: Fix bug where signature verification could have been skipped for some message structures (#6838)
	- Fix language selection for spellchecker in html mode (#6915)
	- Fix css styles leak from replied/forwarded message to the rest of the composed text (#6831)
	- Fix invalid path to "add contact" icon when using assets_path setting
	- Fix invalid path to blocked.gif when using assets_path setting (#6752)
	- Fix so advanced search dialog is not automatically displayed on searchonly addressbooks (#6679)
	- Fix so an error is logged when more than one attachment plugin has been enabled, initialize the first one (#6735)
	- Fix bug where flag change could have been passed to a preview frame when not expected
	- Fix bug in HTML parser that could cause missing text fragments when there was no head/body tag (#6713)
	- Fix bug where HTML messages with a xml:namespace tag were not rendered (#6697)
	- Fix TinyMCE download location (#6694)
	- Fix so "Open in new window" consistently displays "external window" interface (#6659)
	- Fix bug where next row wasn't selected after deleting a collapsed thread (#6655)
	- Fix bug where external content (e.g. mail body) was passed to templates parsing code (#6640)
	- Fix bug where attachment preview didn't work with x_frame_options=deny (#6688)
	- Fix so bin/install-jsdeps.sh returns error code on error (#6704)
	- Fix bug where bmp images couldn't be displayed on some systems (#6728)
	- Fix bug in parsing vCard data using PHP 7.3 due to an invalid regexp (#6744)
	- Fix bug where bold/strong text was converted to upper-case on html-to-text conversion (6758)
	- Fix bug in rcube_utils::parse_hosts() where %t, %d, %z could return only tld (#6746)
	- Fix bug where Next/Prev button in mail view didn't work with multi-folder search result (#6793)
	- Fix bug where selection of columns on messages list wasn't working
	- Fix bug in converting multi-page Tiff images to Jpeg (#6824)
	- Fix bug where handling multiple messages from multi-folder search result could not work (#6845)
	- Fix bug where unread count wasn't updated after moving multi-folder result (#6846)
	- Fix wrong messages order after returning to a multi-folder search result (#6836)
	- Fix some PHP 7.4 compat. issues (#6884, #6866)
	- Fix bug where it was possible to bypass the position:fixed CSS check in received messages (#6898)
	- Fix bug where some strict remote URIs in url() style were unintentionally blocked (#6899)
	- Fix bug where it was possible to bypass the CSS jail in HTML messages using :root pseudo-class (#6897)
	- Fix bug where it was possible to bypass href URI check with data:application/xhtml+xml URIs (#6896)

	## Release 1.4-rc1

	- Changed 'password_charset' default to 'UTF-8' (#6522)
	- Add skins_allowed option (#6483)
	- SMTP GSSAPI support via krb_authentication plugin (#6417)
	- Avoid Referer leaking by using Referrer-Policy:same-origin header (#6385)
	- Removed 'referer_check' option (#6440)
	- Use constant prefix for temp file names, don't remove temp files from other apps (#6511)
	- Ignore 'Sender' header on Reply-All action (#6506)
	- deluser.sh: Add option to delete users who have not logged in for more than X days (#6340)
	- HTML5 Upload Progress - as a replacement for the old server-side solution (#6177)
	- Update to TinyMCE 4.8.2
	- Update to jQuery-MiniColors 2.3.4
	- Prevent from using deprecated timezone names from jsTimezoneDetect
	- Force session.gc_probability=1 when using custom session handlers (#6560)
	- Support simple field labels (e.g. LetterHub examples) in csv imports (#6541)
	- Add cache busters also to images used by templates (#6610)
	- Plugin API: Added 'raise_error' hook (#6199)
	- Plugin API: Added 'common_headers' hook (#6385)
	- Plugin API: Added 'ldap_connected' hook
	- Enigma: Update to OpenPGPjs 4.2.1 - fixes user name encoding issues in key generation (#6524)
	- Enigma: Fixed multi-host synchronization of private and deleted keys and pubring.kbx file
	- Managesieve: Added support for 'editheader' extension - RFC5293 (#5954)
	- Managesieve: Fix bug where custom header or variable could be lost on form submission (#6594)
	- Markasjunk: Integrate markasjunk2 features into markasjunk - marking as non-junk + learning engine (#6504)
	- Password: Added 'modoboa' driver (#6361)
	- Password: Fix bug where password_dovecotpw_with_method setting could be ignored (#6436)
	- Password: Fix bug where new users could skip forced password change (#6434)
	- Password: Allow drivers to override default password comparisons (eg new is not same as current) (#6473)
	- Password: Allow drivers to override default strength checks (eg allow for 'not the same as last x passwords') (#246)
	- Password: Allow drivers to define password strength rules displayed to the user
	- Password: Allow separate password saving and strength drivers for use of strength checking services (#5040)
	- Password: Add zxcvbn driver for checking password strength (#6479)
	- Password: Disallow control characters in passwords
	- Password: Add support for Plesk >= 17.8 (#6526)
	- Elastic: Improved datepicker displayed always in parent window
	- Elastic: On touch devices display attachment icons on messages list (#6296)
	- Elastic: Make menu button inactive if all subactions are inactive (#6444)
	- Elastic: On mobile/tablet jump to the list on folder selection (#6415)
	- Elastic: Various improvements on mail compose screen (#6413)
	- Elastic: Support new-line char as a separator for pasted recipients (#6460)
	- Elastic: Improved UX of search dialogs (#6416)
	- Elastic: Fix unwanted thread expanding when selecting a collapsed thread in non-mobile mode (#6445)
	- Elastic: Fix too small height of mailvelope mail preview frame (#6600)
	- Elastic: Add "status bar" for mobile in mail composer
	- Elastic: Add selection options on contacts list (#6595)
	- Elastic: Fix unintentional layout preference overwrite (#6613)
	- Elastic: Fix bug where Enigma options in mail compose could sometimes be ignored (#6515)
	- Log errors caused by low pcre.backtrack_limit when sending a mail message (#6433)
	- Fix regression where drafts were not deleted after sending the message (#6756)
	- Fix so max_message_size limit is checked also when forwarding messages as attachments (#6580)
	- Fix so performance stats are logged to the main console log also when per_user_logging=true
	- Fix malformed message saved into Sent folder when using big attachments and low memory limit (#6498)
	- Fix incorrect IMAP SASL GSSAPI negotiation (#6308)
	- Fix so unicode in local part of the email address is also supported in recipient inputs (#6490)
	- Fix bug where autocomplete list could be displayed out of screen (#6469)
	- Fix style/navigation on error page depending on authentication state (#6362)
	- Fix so invalid smtp_helo_host is never used, fallback to localhost (#6408)
	- Fix custom logo size in Elastic (#6424)
	- Fix listing the same attachment multiple times on forwarded messages
	- Fix bug where a message/rfc822 part without a filename wasn't listed on the attachments list (#6494)
	- Fix inconsistent offset for various time zones - always display Standard Time offset (#6531)
	- Fix dummy Message-Id when resuming a draft without Message-Id header (#6548)
	- Fix handling of empty entries in vCard import (#6564)
	- Fix bug in parsing some IMAP command responses that include unsolicited replies (#6577)
	- Fix PHP 7.2 compatibility in debug_logger plugin (#6586)
	- Fix so ANY record is not used for email domain validation, use A, MX, CNAME, AAAA instead (#6581)
	- Fix so mime_content_type check in Installer uses files that should always be available (i.e. from program/resources) (#6599)
	- Fix missing CSRF token on a link to download too-big message part (#6621)
	- Fix bug when aborting dragging with ESC key didn't stop the move action (#6623)

	## Release 1.4-beta

	- Added new skin with mobile support - the Elastic
	- Support Redis cache
	- Email Resent (Bounce) feature (#4985)
	- Improved Mailvelope integration
	- Added private key listing and generating to identity settings
	- Enable encrypt & sign option if Mailvelope supports it
	- Allow contacts without an email address (#5079)
	- Support SMTPUTF8 and relax email address validation to support unicode in local part (#5120)
	- Support for IMAP folders that cannot contain both folders and messages (#5057)
	- Update to jQuery-3.3.1
	- Update to jQuery-minicolors 2.2.6
	- Update to TinyMCE 4.7.13
	- Remove sample PHP configuration from .htaccess and .user.ini files (#5850)
	- Extend skin_logo setting to allow per skin logos (#6272)
	- Use Masterminds/HTML5 parser for better HTML5 support (#5761)
	- Add More actions button in Contacts toolbar with Copy/Move actions (#6081)
	- Display an error when clicking disabled link to register protocol handler (#6079)
	- Add option trusted_host_patterns (#6009, #5752)
	- Support additional connect parameters in PostgreSQL database wrapper
	- Use UI dialogs instead of confirm() and alert() where possible
	- Display value of the SMTP message size limit in the error message (#6032)
	- Show message flagged status in message view (#5080)
	- Skip redundant INSERT query on successful logon when using PHP7
	- Replace display_version with display_product_version (#5904)
	- Extend disabled_actions config so it accepts also button names (#5903)
	- Handle remote stylesheets the same as remote images, ask the user to allow them (#5994)
	- Add Message-ID to the sendmail log (#5871)
	- Add option to hide folders in share/other-user namespace or outside of the personal namespace root (#5073)
	- Archive: Fix archiving by sender address on cyrus-imap
	- Archive: Style Archive folder also on folder selector and folder manager lists
	- Archive: Add Thunderbird compatible Month option (#5623)
	- Archive: Create archive folder automatically if it's configured, but does not exist (#6076)
	- Enigma: Add button to send mail unencrypted if no key was found (#5913)
	- Enigma: Add options to set PGP cipher/digest algorithms (#5645)
	- Enigma: Multi-host support
	- Managesieve: Add ability to disable filter sets and other actions (#5496, #5898)
	- Managesieve: Add option managesieve_forward to enable settings dialog for simple forwarding (#6021)
	- Managesieve: Support filter action with custom IMAP flags (#6011)
	- Managesieve: Support 'mime' extension tests - RFC5703 (#5832)
	- Managesieve: Support GSSAPI authentication with krb_authentication plugin (#5779)
	- Managesieve: Support enabling the plugin for specified hosts only (#6292)
	- Password: Support host variables in password_db_dsn option (#5955)
	- Password: Automatic virtualmin domain setting, removed password_virtualmin_format option (#5759)
	- Password: Added password_username_format option (#5766)
	- subscriptions_option: show \\Noselect folders greyed out (#5621)
	- zipdownload: Added option to define size limit for multiple messages download (#5696)
	- vcard_attachments: Add possibility to send contact vCard from Contacts toolbar (#6080)
	- Changed defaults for smtp_user (%u), smtp_pass (%p) and smtp_port (587)
	- Composer: Fix certificate validation errors by using packagist only (#5148)
	- Add --get and --extract arguments and CACHEDIR env-variable support to install-jsdeps.sh (#5882)
	- Support _filter and _scope as GET arguments for opening mail UI (#5825)
	- Various improvements for templating engine and skin behaviours
	- Support conditional include
	- Support for 'link' objects
	- Support including files with path relative to templates directory
	- Use `<button>` instead of `<input>` for submit button on logon screen
	- Support skin localization (#5853)
	- Reset onerror on images if placeholder does not exist to prevent from requests storm
	- Unified and simplified code for loading content frame for responses and identities
	- Display contact import and advanced search in popup dialogs
	- Display a dialog for mail import with supported format description and upload size hint
	- Make possible to set (some) config options from a skin
	- Added optional checkbox selection for the list widget
	- Make 'compose' command always enabled
	- Add .log suffix to all log file names, add option log_file_ext to control this (#313)
	- Return "401 Unauthorized" status when login fails (#5663)
	- Support both comma and semicolon as recipient separator, drop recipients_separator option (#5092)
	- Plugin API: Added 'show_bytes' hook (#5001)
	- Add option to not indent quoted text on top-posting reply (#5105)
	- Removed global $CONFIG variable
	- Removed debug_level setting
	- Support AUTHENTICATE LOGIN for IMAP connections (#5563)
	- Support LDAP GSSAPI authentication (#5703)
	- Localized timezone selector (#4983)
	- Use 7bit encoding for ISO-2022-* charsets in sent mail (#5640)
	- Handle inline images also inside multipart/mixed messages (#5905)
	- Allow style tags in HTML editor on composed/reply messages (#5751)
	- Use Github API as a fallback to fetch js dependencies to workaround throttling issues (#6248)
	- Show confirm dialog when moving folders using drag and drop (#6119)
	- Fix bug where new_user_dialog email check could have been circumvented by deleting / abandoning session (#5929)
	- Fix skin extending for assets (#5115)
	- Fix handling of forwarded messages inside of a TNEF message (#5632)
	- Fix bug where attachment size wasn't visible when the filename was too long (#6033)
	- Fix checking table columns when there's more schemas/databases in postgres/mysql (#6047)
	- Fix css conflicts in user interface and e-mail content (#5891)
	- Fix duplicated signature when using Back button in Chrome (#5809)
	- Fix touch event issue on messages list in IE/Edge (#5781)
	- Fix so links over images are not removed in plain text signatures converted from HTML (#4473)
	- Fix various issues when downloading files with names containing non-ascii chars, use RFC 2231 (#5772)

	## Release 1.3.8

	- Fix PHP warnings on dummy QUOTA responses in Courier-IMAP 4.17.1 (#6374)
	- Fix so fallback from BINARY to BODY FETCH is used also on [PARSE] errors in dovecot 2.3 (#6383)
	- Enigma: Fix deleting keys with authentication subkeys (#6381)
	- Fix invalid regular expressions that throw warnings on PHP 7.3 (#6398)
	- Fix so Classic skin splitter does not escape out of window (#6397)
	- Fix XSS issue in handling invalid style tag content [CVE-2018-19206] (#6410)
	- Fix compatibility with MySQL 8 - error on 'system' table use
	- Managesieve: Fix bug where show_real_foldernames setting wasn't respected (#6422)
	- New_user_identity: Fix %fu/%u vars substitution in user specific LDAP params (#6419)
	- Fix support for `allow-from <uri>` in `x_frame_options` config option (#6449)
	- Fix bug where valid content between HTML comments could have been skipped in some cases (#6464)
	- Fix multiple VCard field search (#6466)
	- Fix session issue on long running requests (#6470)

	## Release 1.3.7

	- Fix PHP Warning: Use of undefined constant IDNA_DEFAULT on systems without php-intl (#6244)
	- Fix bug where some parts of quota information could have been ignored (#6280)
	- Fix bug where some escape sequences in html styles could bypass security checks
	- Fix bug where some forbidden characters on Cyrus-IMAP were not prevented from use in folder names
	- Fix bug where only attachments with the same name would be ignored on zip download (#6301)
	- Fix bug where unicode contact names could have been broken/emptied or caused DB errors (#6299)
	- Fix bug where after "mark all folders as read" action message counters were not reset (#6307)
	- Enigma: [EFAIL] Don't decrypt PGP messages with no MDC protection (#6289)
	- Fix bug where some HTML comments could have been malformed by HTML parser (#6333)

	## Release 1.3.6

	- Fix parsing date strings (e.g. from a Date: mail header) with comments (#6216)
	- Fix PHP 7.2: count(): Parameter must be an array in enchant-based spellchecker (#6234)
	- Fix possible IMAP command injection and type juggling vulnerabilities (#6229)
	- Enigma: Fix key selection for signing
	- Enigma: Enable keypair generation on Internet Explorer 11
	- Fix check_request() bypass in places using get_uids() [CVE-2018-9846] (#6238)
	- Fix bug where usernames without domain part could be malformed or converted to lower-case on logon (#6224)

	## Release 1.3.5

	- Managesieve: Fix bug where text: syntax was forced for strings longer than 1024 characters (#6143)
	- Managesieve: Fix missing Save button in Edit Filter Set page of Classic skin (#6154)
	- Fix duplicated labels in Test SMTP Config section (#6166)
	- Fix PHP Warning: exif_read_data(...): Illegal IFD size (#6169)
	- Enigma: Fix key generation in Safari by upgrade to OpenPGP 2.6.2 (#6149)
	- Fix security issue in remote content blocking on HTML image and style tags (#6178)
	- Added 9pt and 11pt to the list of font sizes in HTML editor
	- Fix handling encoding of HTML tags in "inline" JSON output (#6207)
	- Fix bug where some unix timestamps were not handled correctly by rcube_utils::anytodatetime() (#6212)

	## Release 1.3.4

	- Fix bug where contacts search could skip some records (#6130)
	- Fix possible information leak - add more strict sql error check on user creation (#6125)
	- Fix a couple of warnings on PHP 7.2 (#6098)
	- Fix broken long filenames when using imap4d server - workaround server bug (#6048)
	- Fix so temp_dir misconfiguration prints an error to the log (#6045)
	- Fix untagged COPYUID responses handling - again (#5982)
	- Fix PHP warning "idn_to_utf8(): INTL_IDNA_VARIANT_2003 is deprecated" with PHP 7.2 (#6075)
	- Fix bug where Archive folder wasn't auto-created on login with create_default_folders=true
	- Fix performance issue when parsing malformed and long Date header (#6087)
	- Fix syntax error in mssql.initial.sql (#6097)
	- Fix bug where contacts export by selection returned no more than 10 entries (#6103)
	- Fix searching contacts by address in LDAP source (#6084)
	- Fix X-Frame-Options:ALLOW-FROM support, remove custom click-jacking protection (#6057)

	## Release 1.3.3

	- Fix decoding of mailto: links with + character in HTML messages (#6020)
	- Fix false reporting of failed upgrade in installto.sh (#6019)
	- Fix file disclosure vulnerability caused by insufficient input validation [CVE-2017-16651] (#6026)
	- Fix mangled non-ASCII characters in links in HTML messages (#6028)

	## Release 1.3.2

	- Fix bug where pink image was used instead of a thumbnail when image resize fails (#5933)
	- Fix so files size/count limit is verified (client-side) also on drag-n-drop uploads (#5940)
	- Fix invalid template loading on a message error in preview frame (#5941)
	- Fix bug where HTML messages could have been rendered empty on some systems (#5957)
	- Fix wording of "Mark previewed messages as read" to "Mark messages as read" (#5952)
	- Enigma: Fix decryption of messages encoded with non-ascii charset (#5962)
	- Fix missing cursor in HTML editor on mail reply (#5969)
	- Fix (again) bug where image data URIs in css style were treated as evil/remote in mail preview (#5580)
	- Fix bug where mail search could return empty result on servers without SORT capability (#5973)
	- Fix bug where assets_path wasn't added to some watermark frames
	- Fix so untagged COPYUID responses are also supported according to RFC6851 (#5982)
	- Fix issue caused by non-default session.cookie_lifetime setting (#5961)
	- Fix Edge encoding bug when pasting text into the HTML editor, update to TinyMCE 4.5.8 (#5885)
	- Fix handling of unknown Content-Disposition type (#6002)
	- Fix truncated folder name on messages list in multi-folder mode, for folders with non-ascii characters (#6004)
	- Fix bug where removing the last subfolder did not hide toggle button on its parent record (#6007)
	- Fix bug where ghost messages could be added to the list after fast delete (#5941)

	## Release 1.3.1

	- Add Preferences > Mailbox View > Main Options > Layout (#5829)
	- Password: Fix compatibility with PHP 7+ in cpanel_webmail driver (#5820)
	- Managesieve: Fix parsing dot-staffed lines in multiline text (#5838)
	- Managesieve: Fix AM/PM suffix in vacation time selectors
	- Managesieve: Fix bug where 'exists' operator was reset to 'contains' (#5899)
	- Remove non-printable characters from filenames on download/display (#5880)
	- Fix decoding non-ascii attachment names from TNEF attachments (#5646, #5799)
	- Fix uninitialized string offset in rcube_utils::bin2ascii() and make sure rcube_utils::random_bytes() result has always requested length (#5788)
	- Fix bug where HTML messages with @media styles could modify style of page body (#5811)
	- Fix style issue on selected and unfocused message that is part of a thread (#5798)
	- Fix bug where a.button style from managesieve plugin could impact other elements (#5800)
	- Fix position of selected icon for (Mailvelope) Encrypt button
	- Fix fatal error when using DMY- or MDY-based date format in PostgreSQL (#5808)
	- Fix bug where errors were not printed when using bin/update.sh (#5834)
	- Fix PHP 7.2 warnings on count() use (#5845)
	- Fix bug where Chrome could not upload the same file that was selected before (#5854)
	- Fix duplicate messages on the list after deleting messages on the next to the last page (#5862)
	- Fix bug where messages count was not updated after delete when imap_cache is set (#5872)
	- Fix potential XSS vulnerability with malformed HTML message markup
	- Fix sending message with "Too many public recipients" dialog buttons (#5924)
	- Bring back double-click behavior on the message list which was removed in 1.3.0 (#5823)
	- Enigma: Fix decrypting an encrypted+signed message when signature verification fails (#5914)

	## Release 1.3.0

	- Update to TinyMCE 4.5.7
	- Fix bug where invalid recipients could be silently discarded (#5739)
	- Fix conflict with _gid cookie of Google Analytics (#5748)
	- Print error from CLI scripts when system/exec function is disabled (#5744)
	- Fix bug where comment notation within style tag would cause the whole style to be ignored (#5747)
	- Fix bug where it wasn't possible to scroll folders list in Edge (#5750)
	- Fix folders list sorting on Windows - if php-intl is available (#5732)
	- Fix addressbook searching by gender (#5757)
	- Fix prevention from using % and * characters in folder name (#5762)
	- Fix POST parameter reflection in default_charset selector (#5768)
	- Enigma: Fix compatibility with assets_dir
	- Managesieve: Skip redundant LISTSCRIPTS command
	- Fix SQL syntax error on MariaDB 10.2 (#5774)
	- Fix bug where zipdownload ignored files with the same name (#5777)
	- Fix bug where it wasn't possible to set timezone to auto-detected value (#5782)

	## Release 1.3-rc

	- "Flattened" the larry theme: fresher look by removing shadows and gradients
	- Support logging to php://stdout (#5721)
	- Add support for DelSp=Yes in format=flowed messages (#5702)
	- Update to jQuery 3.2.1
	- Update to TinyMCE 4.5.6
	- Plugin API: Call message_part_structure hook for sub-parts of multipart/alternative message (#5678)
	- Enigma: Always use detached signatures (#5624)
	- Enigma: Fix handling of messages with nested PGP encrypted parts (#5634)
	- Minimize unwanted message loading in preview frame on drag (#5616)
	- Fix failing database schema check in all engines except mysql (#5730)
	- Fix autocomplete popup closing with click outside the input, don't handle Tab key as Enter (#5606)
	- Fix jsdeps.json synchronization on update, warn about missing requirements of install-jsdeps.sh (#5598)
	- Fix missing thread expand icon on search result in widescreen mode (#5613)
	- Fix bug where image data URIs in css style were treated as evil/remote in mail preview (#5580)
	- Fix bug where external content in src attribute of input/video tags was not secured (#5583)
	- Fix PHP error on update of a contact with multiple email addresses when using PHP 7.1 (#5587)
	- Fix bug where mail content frame couldn't be reset in some corner cases (#5608)
	- Fix bug where some classic skin images were not displayed in IE/Edge (#5614)
	- Fix bug where signature couldn't be added above the quote in Firefox 51 (#5628)
	- Fix regression where groups with email address were resolved to its members' addresses
	- Fix update of group name in the contacts list header on group rename (#5648)
	- Add rewrite rule to disable access to /vendor/bin folder in .htaccess (#5630)
	- Fix bug where it was too easy accidentally move a folder when using the subscription checkbox (#5655)
	- Managesieve: Fix parser issue with empty lines between comments (#5657)
	- Managesieve: Fix possible defect in handling \r\n in scripts (#5685)
	- Fix/rephrase "unsaved changes" warning when cancelling a draft (#5610)
	- Fix XSS issue in handling of a style tag inside of an svg element [CVE-2017-6820]
	- Fix bug where settings/upload.inc could not be used by plugins (#5694)
	- Fix regression in LDAP fuzzy search where it always used prefix search instead (#5713)
	- Fix bug where namespace prefix could not be truncated on folders list if show_real_foldernames=true (#5695)
	- Fix undesired effects when postgres database uses different timezone than PHP host (#5708)
	- Installer: Fix DB schema initialization on MS SQL Server
	- Fix bug where base_dn setting was ignored inside group_filters (#5720)
	- Password: Fix security issue in virtualmin and sasl drivers [CVE-2017-8114]

	## Release 1.3-beta

	- Nicely handle contact deletion on contact edit (#5522)
	- vcard_attachments: Add possibility to attach contact vCard to composed message (#4997)
	- Preserve message internal/received date on import in mbox format (#5559)
	- Zipdownload: Fix date format in mbox "From line"
	- Possibility to display QR code for contacts data (#5030)
	- Added identicon plugin
	- Widescreen layout aka three column view (#5093)
	- Unify automatic marking as \Seen in preview pane, full-page and extwin views (#5071)
	- Disable double-click on the list when preview pane is on (#5199)
	- Support hostname and hostname:port in force_https option (#5511)
	- Support ALLOW-FROM in x_frame_options (#5122)
	- Allow to omit a subject when sending an email (#5068)
	- Warn about too many disclosed recipients in composed email [max_disclosed_recipients] (#5132)
	- identity_select: Support Received header (#5085)
	- Plugin API: Added get_compose_responses hook (#5457)
	- Display error when trying to upload more files than specified in max_file_uploads (#5483)
	- Add missing sql upgrade file for 'ip' column resize in session table (#5465)
	- Do not show inline images of unsupported mimetype (#5463)
	- Password: Added replacement variables support in password_pop_host (#5539)
	- Password: Don't store passwords in temp files when using dovecotpw (#5531)
	- Password: Added LDAP PPolicy driver (#5364)
	- Password: Added cpanel_webmail driver (#5549)
	- Password: Added possibility to nicely redirect from other plugins on password expiration (#5468)
	- Implement separate action to mark all messages in a folder as \Seen (#5006)
	- Implement marking as \Seen in all folders or in a folder and its subfolders (#5076)
	- Archive: Don't reload messages list when it's not needed (#5225)
	- Archive: Add option to automatically mark archived messages as \Seen (#5142)
	- Improve randomness of password salts and random hashes (#5266)
	- Password/cPanel: Add support for hash authentication and reseller accounts (#5252)
	- Support host-specific imap_conn_options/smtp_conn_options/managesieve_conn_options (#5136)
	- Center and scale images in attachment preview frame (#5421)
	- Added max_message_size option enforced when attaching files to a composed message (#4993)
	- Added Search button in quick search menus (#5312)
	- Implement "one click" attachment/messages/photo upload (#5024)
	- Squirrelmail_usercopy: Add option to define character set of data files
	- Removed useless 'created' column from 'session' table (#5389)
	- Dropped legacy browsers support (#5167)
	- Removed legacy_browser plugin
	- Removed hacks for IE < 10
	- Update to jQuery 3.1.1 and jQuery-UI 1.12.0
	- compile .min.js files with ECMASCRIPT5 option
	- Require PHP >= 5.4
	- Add possibility to preview and download attachments in mail compose (#5053)
	- Add possibility to rename attachments in mail compose (#4996)
	- Remove backward compatibility "layer" of bc.php (#4902)
	- Support WEBP images in mail messages (#5362)
	- Support MathML in HTML message preview (#5182)
	- Rename Addressbook to Contacts (#5233)
	- Remove PHP mail() support, smtp_server is required now (#5340)
	- Display full message subject in onmouseover on truncated subject in mail view (#5346)
	- Enigma: Support GnuPG 2.1 (#5313)
	- Enigma: Support key generation for multiple identities (#5383)
	- Enigma: Import keys from key-server(s) (#5286)
	- Enigma: Search missing public keys on a key-server in mail compose (#5286)
	- Enigma: Delete user keys when using deluser.sh script
	- Enigma: Fix redundant list-secret-keys/list-public-keys calls on signing/encryption
	- Enigma: Implement PGP encryption and signing in one go (#5302)
	- Enigma: Display signature verification status for encrypted+signed messages (#5302)
	- Display different attachment icon on encrypted messages
	- Display different confirmation text when moving messages to Trash (#5220)
	- Indicate that a collapsed thread has flagged children (#5013)
	- Implemented message/rfc822 attachment preview
	- Update to jsTimezoneDetect 1.0.6
	- Managesieve: Add (optional) RAW script editor (#5414)
	- Managesieve: Add option to automatically set vacation :from address (#5428)
	- Managesieve: Support 'string' test from variables extension [RFC 5229] (#5248)
	- Managesieve: Support 'duplicate' extension [RFC 7352]
	- Managesieve: Unhide advanced rule controls if there are inputs with errors
	- Managesieve: Display warning message when filter form contains errors
	- Control search engine crawlers via X-Robots-Tag header instead of `<meta>` and robots.txt (#5098)
	- Fixed redundancy in sql caching system and compatibility with Galera Cluster (#5439)
	- Removed redundant 'created' column from cache and cache_shared tables
	- Removed use of redundant data records
	- Added missing primary keys (dictionary, cache, cache_shared tables)
	- Fix so templating system does not mess with external (e.g. email) content (#5499)
	- Fix redundant keep-alive/refresh after session error on compose page (#5500)
	- Managesieve: Fix handling of scripts with nested rules (#5540)
	- Fix variable substitution in ldap host for some use-cases, e.g. new_user_identity (#5544)
	- Enigma: Fix PHP fatal error when decrypting a message with invalid signature (#5555)
	- Fix adding images to new identity signatures
	- Fix rsync error handling in installto.sh script (#5562)
	- Fix some advanced search issues with multiple addressbooks (#5572)
	- Fix so group/addressbook selection is retained on page refresh

	## Release 1.2.3

	- Searching in both contacts and groups when LDAP addressbook with group_filters option is used
	- Fix vulnerability in handling of mail()'s 5th argument
	- Fix To: header encoding in mail sent with mail() method (#5475)
	- Fix flickering of header topline in min-mode (#5426)
	- Fix bug where folders list would scroll to top when clicking on subscription checkbox (#5447)
	- Fix decoding of GB2312/GBK text when iconv is not installed (#5448)
	- Fix regression where creation of default folders wasn't functioning without prefix (#5460)
	- Enigma: Fix bug where last records on keys list were hidden (#5461)
	- Enigma: Fix key search with keyword containing non-ascii characters (#5459)
	- Fix bug where deleting folders with subfolders could fail in some cases (#5466)
	- Fix bug where IMAP password could be exposed via error message (#5472)
	- Fix bug where it wasn't possible to store more that 2MB objects in memcache/apc,
	Added memcache_max_allowed_packet and apc_max_allowed_packet settings (#5452)
	- Fix "Illegal string offset" warning in rcube::log_bug() on PHP 7.1 (#5508)
	- Fix storing "empty" values in rcube_cache/rcube_cache_shared (#5519)
	- Fix missing content check when image resize fails on attachment thumbnail generation (#5485)
	- Fix displaying attached images with wrong Content-Type specified (#5527)

	## Release 1.2.2

	- Enigma: Add possibility to configure gpg-agent binary location (enigma_pgp_agent)
	- Enigma: Fix signature verification with some IMAP servers, e.g. Gmail, DBMail (#5371)
	- Enigma: Make recipient key searches case-insensitive (#5434)
	- Fix regression in resizing JPEG images with Imagick (#5376)
	- Managesieve: Fix parsing of vacation date-time with non-default date_format (#5372)
	- Use SymLinksIfOwnerMatch in .htaccess instead of FollowSymLinks disabled on some hosts for security reasons (#5370)
	- Wash position:fixed style in HTML mail for better security (#5264)
	- Fix bug where memcache_debug didn't work for session operations
	- Fix bug where Message-ID domain part was tied to username instead of current identity (#5385)
	- Fix bug where blocked.gif couldn't be attached to reply/forward with insecure content
	- Fix E_DEPRECATED warning when using Auth_SASL::factory() (#5401)
	- Fix bug where names of downloaded files could be malformed when derived from the message subject (#5404)
	- Fix so "All" messages selection is reset on search reset (#5413)
	- Fix bug where folder creation could fail if personal namespace contained more than one entry (#5403)
	- Fix error causing empty INBOX listing in Firefox when using an URL with user:password specified (#5400)
	- Fix PHP warning when handling shared namespace with empty prefix (#5420)
	- Fix so folders list is scrolled to the selected folder on page load (#5424)
	- Fix so when moving to Trash we make sure the folder exists (#5192)
	- Fix displaying size of attachments with zero size
	- Fix so "Action disabled" error uses more appropriate 404 code (#5440)

	## Release 1.2.1

	- Update TinyMCE to version 4.3.13 (#5309)
	- Fix bug where errors could have been not logged when per_user_logging=true
	- Fix bug where message list columns could be in wrong order after column drag-n-drop and list sorting
	- Fix so minified publickey.js (with cache-buster) is used when available (#5254)
	- Fix (replace) application/x-tar file extension test as it might not exist in nginx config (#5253)
	- Fix PHP warning when password_hosts is set, but is not an array (#5260)
	- Fix redundant keep-alive requests when session_lifetime is greater than ~20000 (#5273)
	- Fix so subfolders of INBOX can be set as Archive (#5274)
	- Fix bug where multi-folder search could choose a wrong folder in "this and subfolders" scope (#5282)
	- Fix bug where multi-folder search didn't work for unsubscribed INBOX (#5259)
	- Fix bug where "no body" alert could be displayed when sending mailvelope email
	- Enigma: Fix keys import from inside of an encrypted message (#5285)
	- Enigma: Fix malformed signed messages with force_7bit=true (#5292)
	- Enigma: Add possibility to configure gpg binary location (enigma_pgp_binary)
	- Enigma: Add possibility to export private keys (#5321)
	- Fix searching by email address in contacts with multiple addresses (#5291)
	- Fix handling of --delete argument in moduserprefs.sh script (#5296)
	- Workaround PHP issue by calling closelog() on script shutdown when using log_driver=syslog (#5289)
	- Fix so upgrade script makes sure program/lib directory does not contain old libraries (#5287)
	- Fix subscription checkbox state on error in folder subscribe/unsubscribe action (#5243)
	- Fix bug where microsecond format in logged date didn't work in some cases
	- Fix conflict in new_user_dialog and password_force_new_user settings (#5275)
	- Don't create multipart/alternative messages with empty text/plain part (#5283)
	- Use contact_search_name format in popup on results in compose contacts search
	- Fix handling of 'mailto' and 'error' arguments in message_before_send hook (#5347)
	- Fix missing localization of HTML editor when assets_dir != INSTALL_PATH
	- Fix handling of blockquote tags with mixed case on html2text conversion (#5363)
	- Fix javascript errors in IE on page with iframe that points to another domain

	## Release 1.2.0

	- Enigma: Added enigma_debug option
	- Fix message list multi-select/deselect issue (#5219)
	- Fix bug where getting HTML editor content could steal focus from other form controls (#5223)
	- Fix bug where contact search menu fields where always unchecked in Larry skin
	- Fix autoloading of 'html' class
	- Fix bug where Encrypt button appears when switching editor to HTML (#5235)
	- Fix XSS issue in href attribute on area tag (#5240)

	## Release 1.2-rc

	- Managesieve: Refactored script parser to be 100x faster
	- Enigma: added option to force users to use signing/encryption
	- Enigma: Added option to attach public keys to sent mail (#5152)
	- Enigma: Handle messages with text before an encrypted block (#5149)
	- Enigma: Handle encrypted/signed content inside message/rfc822 attachments
	- Enigma: Fix missing html/plain switch on multipart/signed messages (#4963)
	- Enigma: Disable format=flowed for signed plain text messages (#4960)
	- Enigma: Fix handling of encrypted + signed messages (#4950)
	- Enigma: Fix invalid boundary use in signed messages structure
	- Enable use of TLSv1.1 and TLSv1.2 for IMAP (#4955)
	- Save copy of original .htaccess file when using installto.sh script (#4947)
	- Fix regression where some message attachments could be missing on edit/forward (#4939)
	- Fix regression in displaying contents of message/rfc822 parts (#4937)
	- Fix handling of message/rfc822 attachments on replies and forwards (#4938)
	- Fix PDF support detection in Firefox > 19 (#4941)
	- Fix path traversal vulnerability in setting a skin [CVE-2015-8770] (#4945)
	- Fix so drag-n-drop of text (e.g. recipient addresses) on compose page actually works (#4944)
	- Fix .htaccess rewrite rules to not block .well-known URIs (#4943)
	- Fix mail view scaling on iOS (#4915)
	- Fix PHP7 warning "session_start(): Session callback expects true/false return value" (#4948)
	- Fix XSS issue in SVG images handling [CVE-2015-8864, CVE-2016-4068] (#4949)
	- Fix missing language name in "Add to Dictionary" request in HTML mode (#4951)
	- Fix (again) security issue in DBMail driver of password plugin [CVE-2015-2181] (#4958)
	- Fix bug where Archive/Junk buttons were not active after page jump with select=all mode (#4961)
	- Fix bug in long recipients list parsing for cases where recipient name contained @-char (#4964)
	- Plugin API: Added addressbook_export hook
	- Fix additional_message_headers plugin compatibility with Mail_Mime >= 1.9 (#4966)
	- Hide DSN option in Preferences when smtp_server is not used (#4967)
	- Fix handling of body parameter in mail compose request
	- Protect download urls against CSRF using unique request tokens [CVE-2016-4069] (#4957)
	- newmail_notifier: Refactor desktop notifications
	- Fix so contactlist_fields option can be set via config file
	- Fix so SPECIAL-USE assignments are forced only until user sets special folders (#4782)
	- Fix performance in reverting order of THREAD result
	- Fix converting mail addresses with @www. into mailto links (#5197)

	## Release 1.2-beta

	- Update TinyMCE to version 4.2
	- Added support for Redis session handler
	- Removed some deprecated methods: https://github.com/roundcube/roundcubemail/commit/454b0b1c
	- Remove backward compatibility "layer" of bc.php (#4902)
	- Add possibility to define date format in write operations for ldap attributes (#3956)
	- Display attachment size in compose (#1329)
	- Added possibility to drag-n-drop attachments from mail preview to compose window
	- Implemented mail messages searching with predefined date interval
	- PGP encryption support via Mailvelope integration
	- PGP encryption support via Enigma plugin
	- PHP7 compatibility fixes (#4836)
	- Security: Added brute-force attack prevention via login rate limit (#4922)
	- Security: Added options to validate username/password on logon (#4884)
	- Security: Improve randomness of security tokens (#4899)
	- Security: Use random security tokens instead of hashes based on encryption key (#4829)
	- Security: Improved encrypt/decrypt methods with option to choose the cipher_method (#4492)
	- Make optional adding of standard signature separator - sig_separator (#3276)
	- Optimize folder_size() on Cyrus IMAP by using special folder annotation (#4894)
	- Make optional hiding of folders with name starting with a dot - imap_skip_hidden_folders (#4870)
	- Add option to enable HTML editor always, except when replying to plain text messages (#4352)
	- Emoticons: Added option to switch on/off emoticons in compose editor (#2076)
	- Emoticons: Added option to switch on/off emoticons in plain text messages
	- Emoticons: All emoticons-related functionality is handled by the plugin now
	- Installer: Add button to save generated config file in system temp directory (#3553)
	- Remove common subject prefixes Re:, Re[x]:, Re-x: on reply (#4882)
	- Added GSSAPI/Kerberos authentication plugin - krb_authentication
	- Password: Allow temporarily disabling the plugin functionality with a notice
	- Require Mbstring and OpenSSL extensions (#5166)
	- Add --config and --type options to moduserprefs.sh script (#4651)
	- Implemented memcache_debug and apc_debug options
	- Installer: Remove system() function use (#4695)
	- Password plugin: Added 'kpasswd' driver by Peter Allgeyer
	- Add initdb.sh to create database from initial.sql script with prefix support (#4722)
	- Plugin API: Added disabled_plugins an disabled_buttons options in html_editor hook
	- Plugin API: Added html2text hook
	- Plugin API: Added message_part_body hook
	- Plugin API: Added message_ready hook
	- Plugin API: Add special onload() method to execute plugin actions before startup (session and GUI initialization)
	- Implemented UI element to jump to specified page of the messages list (#1677)
	- Fix searching of contacts to allow remote images for known senders (#4886)
	- Fix bug where clicking date column with 'arrival' sorting would switch to sorting by 'date' (#4690)
	- Fix bug where message content could overlap attachments list in Larry skin (#4876)
	- Fix so microseconds macro (u) in log_date_format works (#4855)
	- Fix so unrecognized TNEF attachments are displayed on the list of attachments (#5138)
	- Fix so database_attachments::cleanup() does not remove attachments from other sessions (#4907)
	- Fix responses list update issue after response name change (#4917)
	- Fix bug where message preview was unintentionally reset on check-recent action (#4921)
	- Fix bug where HTML messages with invalid/excessive css styles couldn't be displayed (#4905)
	- Fix redundant blank lines when using HTML and top posting (#4927)
	- Fix redundant blank lines on start of text after html to text conversion (#4928)
	- Fix HTML sanitizer to skip `<!-- node type X -->` in output (#4932)
	- Fix invalid LDAP query in ACL user autocompletion (#4934)

	## Release 1.1.3

	- Fix closing of nested menus (#4854)
	- Fix so E_DEPRECATED errors from PEAR libs are ignored by error_reporting change (#4770)
	- Fix compatibility with PHP 5.3 in rcube_ldap class (#4842)
	- Get rid of Mail_mimeDecode package dependency (#4836)
	- Fix "Importing..." message does not hide on error (#4840)
	- Fix Compose action in addressbook for results from multiple addressbooks (#4834)
	- Fix bug where some messages in multi-folder search couldn't be viewed/printed/downloaded (#4843)
	- Fix unintentional messages list page change on page switch in compose addressbook (#4844)
	- Fix race-condition in saving user preferences and loading plugin config (#4845)
	- Fix so plain text signature field uses monospace font (#4848)
	- Fix so links with href == content aren't added to links list on html to text conversion (#4847)
	- Fix handling of non-break spaces in html to text conversion (#4849)
	- Fix self-reply detection issues (#4852)
	- Fix multi-folder search result sorting by arrival date (#4858)
	- Fix so *-request@ addresses in Sender: header are also ignored on reply-all (#4860)
	- Update to TinyMCE 4.1.10 (#5164)
	- Fix draft removal after a message is sent and storing sent message is disabled (#4869)
	- Fix so imap folder attribute comparisons are case-insensitive (#4868)
	- Fix bug where new messages weren't added to the list in search mode
	- Fix wrong positioning of message list header on page scroll in Webkit browsers (#4646)
	- Fix some javascript errors in rare situations (#4853)
	- Fix error when using back button after sending an email (#4628)
	- Fix removing signature when switching to identity with an empty sig in HTML mode (#4872)
	- Disable links list generation on html-to-text conversion of identities or composed message (#4850)
	- Fix "washing" of style elements wrapped into many lines
	- Fix so input field (e.g. search box) does not loose focus on list load (#4862)
	- Fix so css of one html part does not apply to other text parts on message display (#4887)
	- Fix XSS issue in drag-n-drop file uploads [CVE-2015-8105] (#4900)
	- Fix handling of plus character in mailto: links (#4891)
	- Fix so adding CC/BCC recipients from the sidebar unhides compose form fields in Classic skin (#4874)
	- Fix so gc.sh script removes also expired sessions from sql database (#4893)
	- Fix support for Mozilla-based browsers, e.g. Pale Moon (#4895)
	- Fix various issues with Turkish (and similar) locales (#4896)
	- Fix so In-Reply-To header is set also for MDN receipts (#4897)
	- Fix missing HTTP_X_FORWARDED_FOR address in generated Received header
	- Fix issue where Content-Length of some attachments could be set to wrong value causing browser errors (#4877)

	## Release 1.1.2

	- Add new plugin hook 'identity_create_after' providing the ID of the inserted identity (#4807)
	- Add option to place signature at bottom of the quoted text even in top-posting mode [sig_below]
	- Fix handling of %-encoded entities in mailto: URLs (#4799)
	- Fix zipped messages downloads after selecting all messages in a folder (#4797)
	- Fix vpopmaild driver of password plugin
	- Fix PHP warning: Non-static method PEAR::setErrorHandling() should not be called statically (#4798)
	- Fix tables listing routine on mysql and postgres so it skips system or other database tables and views (#4796)
	- Fix message list header in classic skin on window resize in Internet Explorer (#4732)
	- Fix so text/calendar parts are listed as attachments even if not marked as such (#4795)
	- Fix lack of signature separator for plain text signatures in html mode (#4802)
	- Fix font artifact in Google Chrome on Windows (#4803)
	- Fix bug where forced extwin page reload could exit from the extwin mode (#4801)
	- Fix bug where some unrelated attachments in multipart/related message were not listed (#4805)
	- Fix mouseup event handling when dragging a list record (#4808)
	- Fix bug where preview_pane setting wasn't always saved into user preferences (#4809)
	- Fix bug where messages count was not updated after message move/delete with skip_deleted=false (#4814)
	- Fix security issue in contact photo handling (#4817)
	- Fix possible memcache/apc cache data consistency issues (#4820)
	- Fix bug where imap_conn_options were ignored in IMAP connection test (#4822)
	- Fix bug where some files could have "executable" extension when stored in temp folder (#4815)
	- Fix attached file path unsetting in database_attachments plugin (#4823)
	- Fix issues when using moduserprefs.sh without --user argument (#4825)
	- Fix potential info disclosure issue by protecting directory access (#4816)
	- Fix blank image in html_signature when saving identity changes (#4833)
	- Installer: Use openssl_random_pseudo_bytes() (if available) to generate des_key (#4827)
	- Fix XSS vulnerability in _mbox argument handling (#4837)

	## Release 1.1.1

	- ACL: Allow other plugins to adjust the list of permissions and groups to edit
	- Add possibility to print contact information (of a single contact)
	- Add possibility to configure max_allowed_packet value for all database engines (#4772)
	- Improved handling of storage errors after message is sent
	- Update to TinyMCE 4.1.9
	- Unified request* event arguments handling, added support for _unlock and _action parameters
	- Security: Generate random hash for the per-user local storage prefix (#4768)
	- Fix refreshing of drafts list when sending a message which was saved in meantime (#4745)
	- Fix saving/sending emoticon images when assets_dir is set
	- Fix PHP fatal error when visiting Vacation interface and there's no sieve script yet (#4778)
	- Fix setting max packet size for DB caches and check packet size also in shared cache
	- Fix needless security warning on BMP attachments display (#4771)
	- Fix handling of some improper constructs in format=flowed text as per the RFC3676[4.5] (#4773)
	- Fix performance of rcube_db_mysql::get_variable()
	- Fix missing or not up-to-date CATEGORIES entry in vCard export (#4766)
	- Fix fatal errors on systems without mbstring extension or mb_regex_encoding() function (#4769)
	- Fix cursor position on reply below the quote in HTML mode (#4759)
	- Fix so "over quota" errors are displayed also in message compose page
	- Fix duplicate entries suppression in autocomplete result (#4776)
	- Fix "Non-static method PEAR::isError() should not be called statically" errors (#4770)
	- Fix parsing invalid HTML messages with BOM after `<!DOCTYPE>` (#4777)
	- Fix duplicate entry on timezones list in rcube_config::timezone_name_from_abbr() (#4779)
	- Fix so localized folder name is displayed in multi-folder search result (#4750)
	- Fix javascript error after creating a folder which is a subfolder of another one (#4781)
	- Fix bug where subject of sent/saved message was removed if mbstring wasn't installed (#4780)
	- Fix missing vcard_attachment icon on messages list (#4783)
	- Fix storing signatures with big images in MySQL database (#4785)
	- Fix Opera browser detection in javascript (#4786)
	- Fix so search filter, scope and fields are reset on folder change
	- Fix rows count when messages search fails (#4760)
	- Fix bug where spellchecking in HTML editor do not work after switching editor type more than once (#4789)
	- Fix bug where TinyMCE area height was too small on slow network connection (#4788)
	- Fix backtick character handling in sql queries (#4790)
	- Fix redirect URL for attachments loaded in an iframe when behind a proxy (#4724)
	- Fix menu container references to point to the actual `<ul>` element (#4791)
	- Fix javascripts errors in IE8 - lack of Event.which, focusing a hidden element (#4793)

	## Release 1.1.0

	- Make SMTP error log more verbose - include server response and error code
	- Fix download options menu (added by zipdownload plugin) in classic skin (#4740)
	- Fix blocked.gif image usage with assets_dir set
	- Fix bug where max_group_members was ignored when adding a new contact (#4733)
	- Hide MDN and DSN options in compose if disabled by admin (#4735)
	- Fix checks based on window.ActiveXObject in IE > 10
	- Fix XSS issue in style attribute handling [CVE-2015-1433] (#4739)
	- Fix bug where Drafts list wasn't updated on draft-save action in new window (#4737)
	- Fix so "set as default" option is hidden if identities_level > 1 (#4738)
	- Fix bug where search was reset after returning from compose visited for reply
	- Fix javascript error in "IE 8.0/Tablet PC" browser (#4730)
	- Fix bug where Reply-To address was ignored on reply to messages sent by self (#4742)
	- Fix bug where empty fieldmap config entries caused empty results of ldap search (#4741)
	- Fix bug where drafts list wasn't refreshed after draft message was sent from another window (#4745)
	- Fix keyboard navigation and css in datepicker widget across many Firefox versions
	- Fix false warning when opening attached text/plain files (#4748)
	- Fix bug where signature could have been inserted twice after plain-to-html switch (#4746)
	- Fix security issue in DBMail driver of password plugin (#4757)
	- Enable FollowSymLinks option in .htaccess file which is required by rewrite rules (#4754)
	- Fix so JSON.parse() errors on localStorage items are ignored (#4752)

	## Release 1.1-rc

	- Update jQuery to version 2.1.3
	- Allow to override any config option through env variables
	- Improve system security by using optional special URL with security token - use_secure_urls
	- Allow to define separate server/path for image/js/css files - assets_url/assets_dir
	- Sync vendor folder if exists in source package (#4700)
	- Avoid useless reloading list when resetting search with active filter (#4654)
	- Fix invalid folder selection if clicked while busy (#4709)
	- Fix import of multiple contact email addresses from Outlook-csv format (#4714)
	- Fix drag-n-drop to folders expanded while dragging (#4708)
	- Fix import of multiple contact groups from Google-csv format (#4710)
	- Fix import of contacts with multiple email addresses from Google-csv format (#4719)
	- Fix bugs where CSRF attacks were still possible on some requests [CVE-2014-9587]
	- Fix some rcube_utils::anytodatetime() corner cases with timezone mismatches (#4712)
	- Improve move-to and contact-export button in classic skin (#4713)
	- Fix wrong icon for download button in classic skin
	- Fix bug where sent message was saved in Sent folder even if disabled by user (#4729)

	## Release 1.1-beta

	- Fix skin path handling in plugin context (#4111)
	- Prevent memory exhaustion on image resizing with GD on Windows (#4580)
	- Add plugin hook for database table name lookups as requested in #4538
	- Added Oracle database support
	- Support contacts import in GMail CSV format
	- Added namespace filter in Folder Manager
	- Added folder searching in Folder Manager
	- Fix restoring draft messages from localStorage if editor mode differs (#4631)
	- Added config option/user preference to disable saving messages in localStorage (#4606)
	- Added config option 'imap_log_session' to enable Roundcube and IMAP session ID logging
	- Added config option 'log_session_id' to control the length of the session identifier in logs
	- Implemented 'storage_connected' API hook after successful IMAP login (#4638)
	- Integrate Net_LDAP3 and rcube_ldap_generic classes
	- Add option (disabled_actions) to disable UI elements/actions (#4478)
	- Support password encryption using openssl extension (#4614)
	- Create/rename groups in UI dialogs (#4592)
	- Added 'contact_search_name' option to define autocompletion entry format
	- Display quota information for current folder not INBOX only (#3442)
	- Support images in HTML signatures (#3917)
	- Display full quota information in popup (#2103, #2746)
	- Mail compose: Selecting contact inserts recipient to previously focused input - to/cc/bcc accordingly (#4487)
	- Close "no subject" prompt with Enter key (#4463)
	- Password: Add option to force new users to change their password (#2963)
	- Improve support for screen readers and assistive technology using WCAG 2.0 and WAI ARIA standards
	- Enable basic keyboard navigation throughout the UI (#3333)
	- Select/scroll to previously selected message when returning from message page (#4146)
	- Display a warning if popup window was blocked (#4472)
	- Remove (was: ...) from message subject on reply (#4359)
	- Update to TinyMCE 4.1 (#4168)
	- Enable autolink plugin in TinyMCE (#4029)
	- Support image operations with Imagick extension (#4498)
	- Support upload progress with session.upload_progress and PECL uploadprogress module (#3934)
	- Make identity name field optional (#4435)
	- Utility script to remove user records from the local database
	- Plugin API: Added message_saved hook (#4503)
	- Plugin API: Added imap_search_before hook
	- Support messages import from zip archives
	- Zipdownload: Added mbox format support (#2354)
	- Drop support for IE6, move IE7/IE8 support to legacy_browser plugin
	- Update to jQuery-2.1.1
	- Search across multiple folders (#1676)
	- Improve UI integration of ACL settings
	- Drop support for PHP < 5.3.7
	- Set In-Reply-To and References for forwarded messages (#4465)
	- Removed redundant default_folders config option (#4500)
	- Implemented IMAP SPECIAL-USE extension support [RFC6154] (#3326)
	- Optimize some framed pages content for better performance (#4517)
	- Improve text messages display and conversion to HTML (#4091)
	- Don't remove links when html signature is converted to text (#4473)
	- Fix page title when using search filter (#4636)
	- Fix mbox files import
	- Fix some character sets detection (#4694)
	- Fix so attachment charset is set in headers of forward/draft message (#4676)
	- Fix bug where wrong charset could be used for text attachment preview page (#4674)

	## Release 1.0.5

	- Fix wrong icon for download button in classic skin
	- Fix checks based on window.ActiveXObject in IE > 10
	- Fix XSS issue in style attribute handling (#4739)
	- Fix bug where Drafts list wasn't updated on draft-save action in new window (#4737)
	- Fix so "set as default" option is hidden if identities_level > 1 (#4738)
	- Fix javascript error in "IE 8.0/Tablet PC" browser (#4730)
	- Fix bug where empty fieldmap config entries caused empty results of ldap search (#4741)
	- Fix bug where sent message was saved in Sent folder even if disabled by user (#4729)

	## Release 1.0.4

	- Disable TinyMCE contextmenu plugin as there are more cons than pros in using it (#4684)
	- Fix bug where show_real_foldernames setting wasn't honored on compose page (#4705)
	- Fix issue where Archive folder wasn't protected in Folder Manager (#4706)
	- Fix compatibility with PHP 5.2. in rcube_imap_generic (#4682)
	- Fix setting flags on servers with no PERMANENTFLAGS response (#4667)
	- Fix regression in SHA password generation in ldap driver of password plugin (#4670)
	- Fix displaying of HTML messages with absolutely positioned elements in Larry skin (#4672)
	- Fix font style display issue in HTML messages with styled `<span>` elements (#4671)
	- Fix download of attachments that are part of TNEF message (#4668)
	- Fix handling of uuencoded messages if messages_cache is enabled (#4675)
	- Fix handling of base64-encoded attachments with extra spaces (#4678)
	- Fix handling of UNKNOWN-CTE response, try do decode content client-side (#4650)
	- Fix bug where creating subfolders in shared folders wasn't possible without ACL extension (#4680)
	- Fix reply scrolling issue with text mode and start message below the quote (#4681)
	- Fix possible issues in skin/skin_path config handling (#4689)
	- Fix lack of delimiter for recipient addresses in smtp_log (#4703)
	- Fix generation of Blowfish-based password hashes (#4721)
	- Fix bugs where CSRF attacks were still possible on some requests [CVE-2014-9587]

	## Release 1.0.3

	- Initialize HTML editor before restoring a message from localStorage (#4631)
	- Add 'sig_max_lines' config option to default config file (#5162)
	- Add config option to specify IMAP connection socket parameters - imap_conn_options (#4589)
	- Add option to set default message list mode - default_list_mode (#3157)
	- Enable contextmenu plugin for TinyMCE editor (#3062)
	- Fix insert-signature command in external compose window if opened from inline compose screen (#4663)
	- Fix some mime-type to extension mapping checks in Installer (#4610)
	- Fix errors when using localStorage in Safari's private browsing mode (#4619)
	- Fix bug where $Forwarded flag was being set even if server didn't support it (#4621)
	- Fix various iCloud vCard issues, added fallback for external photos (#4617)
	- Fix invalid Content-Type header when send_format_flowed=false (#4616)
	- Fix errors when adding/updating contacts in active search (#4630)
	- Fix incorrect thumbnail rotation with GD and exif orientation data (#4641)
	- Fix contacts list update after adding/deleting/moving a contact (#4640, #4644)
	- Fix handling of email addresses with quoted domain part (#4647)
	- Fix comm_path update on task switch (#4648)
	- Fix error in MSSQL update script 2013061000.sql (#4658)
	- Fix validation of email addresses with IDNA domains (#4661)

	## Release 1.0.2

	- Fix storing unsaved drafts in localStorage (#4529)
	- Add configurable LDAP_OPT_DEREF option (#4546)
	- Fix so when switching editor mode original version of signature is used (#4032)
	- Fix unintentional draft autosave request if autosave is disabled (#4550)
	- Fix malformed References: header in send/saved mail (#4552)
	- Fix handling unicode characters in links (#4555)
	- Fix incorrect handling of HTML comments in messages sanitization code (#4558)
	- Fix so current page is reset on list-mode change (#4561)
	- Fix so responses menu hides on click in classic skin (#4566)
	- Fix unintentional line-height style modification in HTML messages (#4567)
	- Fix broken normalize_string(), add support for ISO-8859-2 (#4568)
	- Support csv contacts import in German localization (#4570)
	- Fix so message list and counters are updated when a message is opened in new window (#4569)
	- Fix malformed recipient name when composing a message by clicking on mailto link (#4583)
	- Fix list reload after sending message in another window (#4576)
	- Fix so address format errors are ignored when saving a draft (#4594)
	- Fix incorrect label translation in return receipt (#4598)
	- Fix security issue in delete-response action - allow only ajax request
	- Fix Delete button state after deleting identity/response (#4603)
	- Fix bug where contacts with no email address were listed on compose addressbook (#4602)
	- Fix images import from various vCard formats (#4604)
	- Fix sorting messages by size on servers without SORT capability (#4608)

	## Release 1.0.1

	- Support 'error' and 'body_file' return attribs in 'message_before_send' hook (#4467)
	- Apply user-specific replacements to group's base_dn property (#4512)
	- Fix missing email address when importing contacts from outlook csv (#4535)
	- Fix bug where "With attachment" option in search filter wasn't selected after return from mail view (#4508)
	- Fix "washing" of unicode style attributes (#4510)
	- Fix unintentional redirect from compose page in Webkit browsers (#4516)
	- Fix messages index cache update under some conditions (e.g. proxy) (#4505)
	- Fix lack of translation of special folders in some configurations (#4520)
	- Fix XSS issue in plain text spellchecker (#4524)
	- Fix invalid page title for some folders (1489804)
	- Fix redundant alert message on over-size uploads (#4528)
	- Fix next message display after removing a message (#4521)
	- Fix missing Mail-Followup-To header in sent mail (#4534)
	- Fix error when spell-checking an empty text (#4536)
	- Avoid popupmenus being closed when scrollbar is clicked (#4537)
	- Add proxy_whitelist configuration option (#4496)
	- Fix identities_level=4 handling in new_user_dialog plugin (#4540)
	- Fix various db_prefix issues (#4539)
	- Fix too small length of users.preferences column data type on MySQL
	- Fix redundant warning when switching from html to text in empty editor (#4530)
	- Fix invalid host validation on login (#4541)
	- Fix IMAP connection test in installer so it is aware of imap_auth_type (#4502)

	## Release 1.0.0

	- Added toolbar button to move message in message view
	- Fix style of disabled protocol handler link on IE (#4460)
	- Fix message import dialog when no file is selected (#4488)
	- Fix opening compose screen in new window after saving as draft (#4479)
	- Fix directories check in Installer on Windows (#4462)
	- Fix issue when default_addressbook option is set to integer value (#4379)
	- Fix Opera > 15 detection (#4455)
	- Fix security issue in DomainFactory driver of Password plugin
	- Fix invalid X-Draft-Info on forwarded message draft (#4464)
	- Fix regression in handling of 'attachments' result in message_compose hook (#4474)
	- Fix issue where msgexport.sh printed the message to STDOUT instead of a file (#4476)
	- Fix fatal error in database_attachments plugin under some conditions (#4495)

	## Release 1.0-rc

	- Small CSS fix with message notice boxes in Larry skin (#4429)
	- Include groups in contacts search on mail compose (#4186)
	- Add mime-type mapping for .7z files (#4436)
	- Invoke update scripts with php to circumvent execution restrictions (#4330)
	- Fix drag & drop message/contact moving on touch device (#4395)
	- Fix canned responses in HTML mode (#4446)
	- Check/create default folders on every login not only the first (#4391)
	- Update to jQuery-1.11.0 and jQuery-UI-1.9.2
	- Support SMTP socket context options via new config option 'smtp_conn_options'
	- Fix compatibility with PHP 5.2 in html.php file (#4438)
	- Remove expand/collapse with plus/minus keys (on numeric keypad) (#4437)
	- Fix issue where filesystem path was added to all-attachments (zip) file (#4433)
	- Fix case-sensitivity of email addresses handling on compose (#1899)
	- Don't alter Message-ID of a draft when sending (#4381)
	- Fix issue where deprecated syntax for HTML lists was not handled properly (#3975)
	- Display different icons when Trash folder is empty or full (#2108)
	- Remember last position of more headers switch (#3660)
	- Fix so message flags modified by another client are applied on the list on refresh (#1639)
	- Fix broken text/* attachments when forwarding/editing a message (#4393)
	- Improved minified files handling, added css minification (#3041)
	- Fix handling of X-Forwarded-For header with multiple addresses (#4424)
	- Fix border issue on folders list in classic skin (#4419)
	- Implemented menu actions to copy/move messages, added folder-selector widget (#863)
	- Fix security rules in .htaccess preventing access to base URL without the ending slash (#4422)
	- Fix regression where only first new folder was placed in correct place on the list (#4418)
	- Fix issue where children of selected and collapsed thread were skipped on various actions (#4410)
	- Fix issue where groups were not deleted when "Replace entire addressbook" option on contacts import was used (#4388)
	- Fix unreliable mimetype tests in Installer (#4408)
	- Fix performance of listing writeable folders (#4406)

	## Release 1.0-beta

	- Fix handling of invalid closing tags in HTML messages (#4403)
	- Set real content-type for file downloads (#4400)
	- Update TinyMCE to version 3.5.10 (#4401)
	- Fix keyboard navigation in list widgets (#4367)
	- Allow plugins to grab the reference of opened windows (#4383)
	- Larry skin: Improved status message display for better visibility (#4115)
	- Fix Internet Explorer 11 detection (#4397)
	- Fix date column width to fit the widest possible date format (#4354)
	- Move certain user preference options to a collapsed "advanced" block (#4015)
	- Add file type icons for PowerPoint and Open Office presentations (#4269)
	- Fix operations on folders with trailing spaces in name (#4387)
	- Improve identity selection based on From: header (#4360)
	- Fix issue where mails with inline images of the same name contained only the first image multiple times (#4378)
	- Use left/right arrow keys to collapse/expand thread and spacebar to select a row, change Ctrl key behavior (#4367)
	- Fix an issue where using arrow keys to go up a list can result in selected message being under headers (#4375)
	- Fix an issue where Home/End keys don't focus list row properly, don't scrollTo properly (#4370)
	- Add an option to disable smart Reply-List behaviour - reply_all_mode (#3953)
	- Fix an issue where pressing minus key on contacts list was hiding list records (#4368)
	- Fix an issue where shift + arrow-up key wasn't selecting all messages in collapsed thread (#4371)
	- Added icon for priority column in messages list header (#4275)
	- New feature "Canned Responses" to save and recall boilerplate text snippets
	- Fix HTML part detection when encapsulated inside multipart/signed (#4357)
	- Add spellchecker backend for the After the Deadline service
	- Replace markdown-style [1] link indexes in plain text email bodies
	- Improved mailto: link arguments handling (#4351)
	- Use DOMDocument LIBXML_PARSEHUGE and LIBXML_COMPACT options if possible (#4316)
	- Support HTTP_HOST, SERVER_NAME and SERVER_ADDR values in include_host_config feature
	- Make default font size for HTML messages configurable (request #118)
	- Fix XSS issue in addressbook group name field [CVE-2013-5646] (#4337)
	- After message is sent refresh messages list of replied message folder (#4282)
	- Add option force specified domain in user login - username_domain_forced (#4290)
	- Add option to import Vcards with group assignments
	- Save groups membership in Vcard export (#3801)
	- Workaround broken PHP function timezone_name_from_abbr (#4289)
	- Make cached message size limit configurable - messages_cache_threshold (#4326)
	- Log also failed logins to userlogins log
	- Add temp_dir_ttl configuration option (#4318)
	- Allow setting INBOX as Sent folder (#4264)
	- Fix replacement variables in user-specific base_dn in some LDAP requests (#4299)
	- Fix image scaling issues when image has only one dimension smaller than the limit (#4296)
	- Fix issue where uploaded photo was lost when contact form did not validate (#4296)
	- Move identity selection based on non-standard headers into (new) identity_select plugin (#3835)
	- Fix downloading binary files with (wrong) text/* content-type (#4292)
	- Respect HTTP_X_FORWARDED_FOR and HTTP_X_REAL_IP variables for session IP check
	- Simplified configuration by merging it into one file + defaults (#3156)
	- Make message list header stay on top when scrolling (#353)
	- Add support for 'enchant' spellcheck engine
	- Check filetype detection in installer and update script (#4252)
	- Fix folder names truncation in Classic skin (#4265)
	- Make possible to disable some (broken) IMAP extensions with imap_disable_caps option (#4245)
	- Contacts drag-n-drop default action is to move contacts (#3962)
	- Added possibility to choose to move or copy contacts from drag-n-drop menu (#3962)
	- Fix Close link and remove About link on error pages (#4201)
	- Improved/unified attachment preview screen, added print button
	- Fix lack of space between searchfilter and quicksearchbar in Larry skin (#4233)
	- Cache LDAP's user_specific search and use vlv for better performance (#4247)
	- LDAP: auto-detect and use VLV indices for all search operations
	- LDAP: additional group configuration options for address books
	- LDAP: separated address book implementation from a generic LDAP wrapper class
	- Allow address books to browse a multi-level group hierarchy in the contacts list
	- Fix session issues when local and database time differs (#2401)
	- Fix thread cache synchronization/validation (#4150)
	- Added feature to import messages to the currently selected folder
	- Add option show_real_foldernames to disable localization of special folders
	- Fix database cache expunge issues (#4229)
	- Fix date format issues on MS SQL Server (#4078)
	- Add imap_cache_ttl option to configure TTL of imap_cache
	- Make LDAP cache engine configurable via ldap_cache and ldap_cache_ttl options
	- Fix "duplicate entry" errors on inserts to imap cache tables (#4228)
	- Improved handling of Reply-To/Bcc addresses of identity in compose form (#4142)
	- Added user preference to open all popups as standard windows
	- Implemented shared cache (rcube_cache_shared)
	- Change Reply-All button label/title when mailing list is detected (#4092)
	- Fix SMTP connection using IPv6 address in smtp_server option (#4147)
	- Added attachment_reminder plugin
	- Make PHP code eval() free, use create_function()
	- Add option to display email address together with a name in mail preview (#3952)
	- Support CSV import from Atmail (#4161)
	- Add db_prefix configuration option in place of db_table_/db_sequence_ options
	- Make possible to use db_prefix for schema initialization in Installer (#4175)
	- Fix updatedb.sh script so it recognizes also table prefix for external DDL files
	- Fix parsing invalid date string (#4155)
	- Add "with attachment" option to messages list filter (#1795)
	- Call resize handler in intervals to prevent lags and double onresize calls in Chrome (#4137)
	- Add rel="noreferrer" for links in displayed messages (#4976)
	- Add ability to toggle between HTML and text while viewing a message (#3005)
	- Remove "HTML message" from attachments list while viewing a message in text mode (#3005)
	- Support IMAP MOVE extension [RFC 6851]
	- Add attachment menu with Open and Download options (#4116)
	- Display user-friendly message on IMAP "over quota" errors (#914)
	- Extended archive plugin with user-configurable options to store messages into subfolders
	- Fix export of selected contacts from search result (#4070)
	- Feature to export only selected contacts from addressbook (by Phil Weir)

	## Release 0.9.5

	- Fix failing vCard import when email address field contains spaces (#4363)
	- Fix default spell-check configuration after Google suspended their spell service
	- Fix vulnerability in handling _session argument of utils/save-prefs [CVE-2013-6172] (#4362)
	- Fix iframe onload for upload errors handling (#4361)
	- Fix address matching in Return-Path header on identity selection (#4358)
	- Fix text wrapping issue with long unwrappable lines (#4356)
	- Fixed issues where HTML comments inside style tag would hang Internet Explorer
	- Hide Delivery Status Notification option when smtp_server is unset (#4339)
	- Display full attachment name using title attribute when name is too long to display (#4328)
	- Fix attachment icon issue when rare font/language is used (#4334)
	- Fix expanded thread root message styling after refreshing messages list (#4335)
	- Fix issue where From address was removed from Cc and Bcc fields when editing a draft (#4327)
	- Fix error_reporting directive check (#4331)
	- Fix de_DE localization of "About" label in Help plugin (#4333)

	## Release 0.9.4

	- Make identities matching case insensitive (#1881)
	- Fix issue where too big message data was stored in cache causing sql errors (#4325)
	- Fix iframe scrollbars on webkit desktop browsers (#4319)
	- Fix issue where legacy config was overridden by default config (#4305)
	- Fix newmail_notifier issue where favicon wasn't changed back to default (#4324)
	- Fix setting of Junk and NonJunk flags by markasjunk plugin (#4303)
	- Fix lack of Reply-To address in header of forwarded message body (#4314)
	- Fix bugs when invoking contact creation form when read-only addressbook is selected (#4313)
	- Fix identity selection on reply (#4308)
	- Fix so additional headers are added to all messages sent (#4302)
	- Fix display issue after moving folder in Folder Manager (#4310)
	- Fix handling of non-default date formats (#4311)
	- Fix unquoted path in PREG expression on Windows (#4307)
	- Fix wrong close tag in /template/mail.html (#4312)

	## Release 0.9.3

	- Fix setting refresh_interval to "Never" in Preferences (#4304)
	- Fixed iframe scrolling on touch devices
	- Optimized message list for touch devices
	- Fix purge action in folder manager (#4300)
	- Fix base URL resolving on attribute values with no quotes (#4297)
	- Fix wrong handling of links with '\|' character (#4298)
	- Fix colorspace issue on image conversion using ImageMagick (#4294)
	- Fix XSS vulnerability when editing a message "as new" or draft [CVE-2013-5645] (#4283)
	- Fix XSS vulnerability when saving HTML signatures [CVE-2013-5645] (#4283)
	- Fix rewrite rule in .htaccess (#4278)
	- Fix detecting Turkish language in ISO-8859-9 encoding (#4284)
	- Fix identity-selection using Return-Path headers (#4279)
	- Fix parsing of links with ... in URL (#4251)
	- Fix compose priority selector when opening in new window (#4286)
	- Fix bug where signature wasn't changed on identity selection when editing a draft (#4272)
	- Fix IMAP SETMETADATA parameters quoting (#4274)
	- Fix "could not load message" error on valid empty message body (#4271)
	- Fix handling of message/rfc822 attachments on message forward and edit (#4262)
	- Fix parsing of square bracket characters in IMAP response strings (#4267)
	- Don't clear References and in-Reply-To when a message is "edited as new" (#4263)
	- Fix messages list sorting with THREAD=REFS
	- Remove deprecated (in PHP 5.5) PREG /e modifier usage (#4239)
	- Fix empty messages list when register_globals is enabled (#4232)
	- Fix so valid and set date.timezone is not required by installer checks (#4242)
	- Canonize boolean ini_get() results (#4249)
	- Fix so install do not fail when one of DB driver checks fails but other drivers exist (#4240)
	- Fix so exported vCard specifies encoding in v3-compatible format (#4244)

	## Release 0.9.2

	- Fix image thumbnails display in print mode (#4220)
	- Fix height of message headers block (#4200)
	- Fix timeout issue on drag&drop uploads (#4238)
	- Fix default sorting of threaded list when THREAD=REFS isn't supported
	- Fix list mode switch to 'List' after saving list settings in Larry skin (#4236)
	- Fix error when there's no writeable addressbook source (#4235)
	- Fix zipdownload plugin issue with filenames charset (#4231)
	- Fix so non-inline images aren't skipped on forward (#4230)
	- Fix "null" instead of empty string on messages list in IE10 (#4227)
	- Fix legacy options handling
	- Fix so bounces addresses in Sender headers are skipped on Reply-All (#4140)
	- Fix bug where serialized strings were truncated in PDO::quote() (#4226)
	- Fix displaying messages with invalid self-closing HTML tags (#4223)
	- Fix PHP warning when responding to a message with many Return-Path headers (#4222)
	- Fix unintentional compose window resize (#4206)
	- Fix performance regression in text wrapping function (#4219)
	- Fix connection to postgres db using unix socket (#4218)
	- Fix handling of comma when adding contact from contacts widget (#4199)
	- Fix bug where a message was opened in both preview pane and new window on double-click (#4212)
	- Fix fatal error when xdebug.max_nesting_level was exceeded in rcube_washtml (#4202)
	- Fix PHP warning in html_table::set_row_attribs() in PHP 5.4 (#4194)
	- Fix invalid option selected in default_font selector when font is unset (#4204)
	- Fix displaying contact with ID divisible by 100 in sql addressbook (#4211)
	- Fix browser warnings on PDF plugin detection (#4209)
	- Fix fatal error when parsing UUencoded messages (#4210)

	## Release 0.9.1

	- Better German labels for from/to to avoid conflicts with 'sender' (#4188)
	- Fix problem where security warning was displayed for valid images with image/jpg type (#4196)
	- Fix handling of invalid email addresses in headers (#4193)
	- Fix IMAP connection issue with default_socket_timeout < 0 and imap_timeout < 0 (#4191)
	- Fix various PHP code bugs found using static analysis (#4190)
	- Fix backslash character handling on vCard import (#4189)
	- Fix csv import from Thunderbird with French localization (#4170)
	- Fix messages list focus issue in Opera and Webkit (#4169)
	- Fix Reply-To header handling in Reply-All action (#4157)
	- Fix so Sender: address is added to Cc: field on reply to all (#4140)
	- Fix so addressbook_search_mode works also for group search (#4183)
	- Fix removal of a contact from a group in LDAP addressbook (#4185)
	- Include SQL query in the log on SQL error (#4172)
	- Fix handling untagged responses in IMAP FETCH - "could not load message" error (#4180)
	- Fix very small window size in Chrome (#4087)
	- Fix list page reset when viewing a message in Larry skin (#4182)
	- Fix min_refresh_interval handling on preferences save (#4179)
	- Fix PDF support detection for Firefox PDF.js (#4113)
	- Fix possible collision in generated thumbnail cache key (#4177)
	- Fix exit code on bootstrap errors in CLI mode (#4160)
	- Fix error handling in CLI mode, use STDERR and non-empty exit code (#5161)
	- Fix error when using check_referer=true
	- Fix incorrect handling of some specific links (#4171)
	- Fix incorrect handling of leading spaces in text wrapping
	- Fix unintentional messages list jumps on click in Internet Explorer (#4167)
	- Fix list of required configuration options (#4166)
	- Fix DB error when creating a new contact and a group is selected (#4164)
	- Fix handling of deprecated boolean value of reply_mode option (#4165)

	## Release 0.9.0

	- Fix display of HTML entities in protected folder name (#4159)
	- Set minimal permissions to temp files (#4131)
	- Improve content check for embedded images without filename (#4151)
	- Fix handling of invalid characters in message headers and output (#4153)
	- Fix selecting collapsed rows on select-all (#4156)
	- Avoid race-conditions with concurrent attachment uploads (#3739)
	- Fix possible header duplicates when using additional headers (#4154)
	- Fix session issues with use_https=true (#4125)
	- Fix blockquote width in sent mail (#4152)
	- Fix keyboard events on list widgets in Internet Explorer (#4148)

	## Release 0.9-rc2

	- Fix security issue in save-pref command
	- Remove sig_above configuration option, use reply_mode only (#4135)
	- Refresh current folder in opener window after draft save or message sent (#4132)
	- Fix saving draft just after entering compose window (#4141)
	- Fix javascript error in IE9 when loading form with placeholders into an iframe (#4138)
	- Fix handling of some conditional comment tags in HTML message (#4136)
	- Fix so forward as attachment works if additional attachment is added by message_compose hook (#4134)
	- Better handling of session errors in ajax requests (#4105)
	- Fix HTML part detection for some specific message structures (#4130)
	- Don't show fake address - phishing prevention (#4120)
	- Fix forward as attachment bug with editormode != 1 (#4129)
	- Fix LIMIT/OFFSET queries handling on MS SQL Server (#4123)
	- Fix so task name can really contain all from a-z0-9_- characters (#4095)
	- Fix javascript errors when working in a page opened with target="_blank"
	- Mention SQLite database format change in UPGRADING file (#4122)
	- Increase maxlength to 254 chars for email input fields in addressbook (#4126)
	- Fix thumbnail size when GD extension is used for image resize (#4124)
	- Display notice that message is encrypted also for application/pkcs7-mime messages (#3815)

	## Release 0.9-rc

	- Fix plain text spellchecker incorrect highlighting in non-ASCII text (#4114)
	- Add workaround for invalid message charset detection by IMAP servers (#4112)
	- Fix NUL characters in content-type of ms-tnef attachment (#4108)
	- Fix regression in handling LDAP contact identifiers (#4104)
	- Updated translations from Transifex
	- Fix buggy error template in a frame (#4092)
	- Add addressbook widget on compose page in classic skin
	- Add search box to compose address book widget (#3710)
	- Fix login in case when default_host is an array with one element (#4085)
	- Use LDAP fallback hosts on connect + bind instead of ldap_connect() only.
	- Add config option for LDAP bind timeout (sets LDAP_OPT_NETWORK_TIMEOUT option)
	- Submit Addressbook advanced search form with Enter key (#3843)
	- Also block remote images in HTML part view (#4013)
	- Improved database schema upgrade procedure, added updatedb.sh script
	- Force autocommit mode in mysql database driver (#4068)

	## Release 0.9-beta

	- Fix searching by date in address book (#4058)
	- Improve charset detection by prioritizing charset according to user language (#2032)
	- Fix handling of escaped separator in vCard file (#4064)
	- Add option to use envelope From address for MDN responses (#4052)
	- Add possibility to search in message body only (#3977)
	- Support "multipart/relative" as an alias for "multipart/related" type (#4057)
	- Display PGP/MIME signature attachments as "Digital Signature" (#3845)
	- Workaround UW-IMAP bug where hierarchy separator is added to the shared folder name (#4051)
	- Fix version comparisons with -stable suffix (#4050)
	- Add unsupported alternative parts to attachments list (#4046)
	- Add Compose button on message view page (#3959)
	- Display 'Sender' header in message preview
	- Plugin API: Added message_before_send hook
	- Fix contact copy/add-to-group operations on search result (#4042)
	- Use matching identity in MDN response (#4043)
	- Fix handling of signatures on draft edit (#3996)
	- Fix so compacting of non-empty folder is possible also when messages list is empty (#4039)
	- Allow forwarding of multiple emails (#2941)
	- Fix big memory consumption of DB layer (#4037)
	- Fix broken message/part bodies when FETCH response contains more untagged lines (#4020)
	- Fix empty email on identities list after identity update (#4018)
	- Add new identities_level: (4) one identity with possibility to edit only signature
	- Use Delivered-To and Envelope-To headers for identity selection (#4024, #3835)
	- Fix XSS vulnerability using Flash files (#4014)
	- Always save drafts with format=flowed in order to keep original line wraps (#3997)
	- Select default_addressbook on the list in Address Book (#3624)
	- Fix so mobile phone has TYPE=CELL in exported vCard (#4004)
	- Support contacts import from CSV file (#2605)
	- Improved keep-alive action. Now the interval is based on session_lifetime (#3799)
	- Added cross-task 'refresh' request for system state updates (#3799)
	- Renamed config options: keep_alive to refresh_interval, min_keep_alive to min_refresh_interval
	- Fix handling of text/enriched content on message reply/forward/edit
	- Option to display attached images as thumbnails below message body
	- Upgraded to jQuery 1.8.3 and jQuery UI 1.9.1
	- Add config option to automatically generate LDAP attributes for new entries
	- Add user settings to open message view and compose form in new windows (#1886)
	- Better client-side timezone detection using the jsTimezoneDetect library (#3947)
	- Add option to disable saving sent mail in Sent folder - no_save_sent_messages (#3923)
	- Fix handling dont_override with message_sort_col and message_sort_order settings (#3970)
	- Fix handling of URLs with asterisk characters (#3969)
	- Remove automatic to-lowercase conversion of usernames (#3941)
	- Plugin API: Add 'email_list' argument for identities data in user_create hook
	- Integrated zipdownload plugin to download all attachments (#617)
	- Fix HTML special characters handling in message list/header display (#3812)
	- List related text/html part as attachment in plain text mode (#3918)
	- Use IMAP BINARY (RFC3516) extension to fetch message/part bodies
	- Fix folder creation under public namespace root (#3910)
	- Fix so "Edit as new" on draft creates a new message (#3924)
	- Fix invalid error message on deleting mail from read only folder (#3929)
	- Replace data URIs of images (pasted in HTML editor) with inline attachments (#3795)
	- Remove (too big) min-width on mail screen
	- Added template object 'frame'
	- Add option to enable HTML editor on forwarding (#3807)
	- Add option to not include original message on reply, rename option top_posting to reply_mode (#1615)
	- Added session_path config option and unified cookies settings in javascript
	- Added "Undeleted" option to messages list filter
	- Rewritten test scripts for PHPUnit
	- Add new DB abstraction layer based on PHP PDO, supporting SQLite3 (#3668)
	- Removed PEAR::MDB2 package
	- Removed users.alias column, added option ('user_aliases')
	to use email address from identities as username (#3851)
	- Removed redundant cache.cache_id column (#3817)
	- Fix order of attachments in sent mail (#3740)
	- Fix Shift + delete button does not permanently delete messages (#3598)
	- Add Content-Length for attachments where possible (#1880)
	- Fix attachment sizes in message print page and attachment preview page (#3805)
	- Add mail attachments using drag & drop on HTML5 enabled browsers
	- Add workaround for invalid BODYSTRUCTURE response - parse message with Mail_mimeDecode package (#1966)
	- Display Tiff as Jpeg in browsers without Tiff support (#3757)
	- Don't display Pdf/Tiff/Flash attachments inline without browser support (#3757, #3394)
	- Add is_escaped attribute for html_select and html_textarea (#3782)
	- Fix issue where draft auto-save wasn't executed after some inactivity time
	- Add vCard import from multiple files at once (#3458)
	- Roundcube Framework:
	Add possibility to replace IMAP driver with custom class
	Add IMAP auto-connection feature, improving performance with caching enabled
	Replace imap_init hook with storage_init (with additional 'driver' argument)
	Improved performance by caching IMAP server's capabilities in session
	Unified global functions naming (rcube_ prefix)
	Better classes separation
	Framework files moved to lib/Roundcube

	## Release 0.8.5

	- Fix #countcontrols issue in IE<=8 when text is very long (#4060)
	- Fix unwanted horizontal scrollbar in message preview header (#4044)
	- Add workaround for IE<=8 bug where Content-Disposition:inline was ignored (#4028)
	- Fix XSS vulnerability in vbscript: and data:text links handling [CVE-2012-6121] (#4033)
	- Fix absolute positioning in HTML messages (#4007)
	- Fix cache (in)validation after setting \Deleted flag
	- Fix keyboard events on messages list in opera browser (#4011)
	- Fix selection of collapsed thread rows (#3978)
	- Fix wrapping of quoted text with format=flowed (#3561)

	## Release 0.8.4

	- Fix regression where unintentional page reload was done after request abort (#3999)
	- Fix XSS vulnerability in handling of text/enriched messages (#4000)
	- Fix handling of 'media' attribute on linked css (#3989)
	- Fix excessive LFs at the end of composed message with top_posting=true (#3995)
	- Fix bug where leading blanks were stripped from quoted lines (#3994)

	## Release 0.8.3

	- Fix AREA links handling (#3992)
	- Fix possible HTTP DoS on error in keep-alive requests (#3983)
	- Fix compatibility with MDB2 2.5.0b4 (#3982)
	- Fix a bug where saving a message in INBOX wasn't possible
	- Fix HTML part detection in messages with attachments (#3976)
	- Fix bug where wrong words were highlighted on spell-before-send check
	- Fix scrolling quirk in email preview frame using Opera 12 (#3973)
	- Fix displaying of multipart/alternative messages with empty parts (#3961)
	- Fix threaded list sorting on PHP < 5.2.9 (#3960)
	- Fix Warning: htmlspecialchars(): charset `RCMAIL_CHARSET` not supported warning in Installer (#3958)

	## Release 0.8.2

	- Fix XSS vulnerability from HTTP User-Agent header (#3954)
	- Force fonts in compose fields to be all the same (#3926)
	- Fix handling vCard entries with TEL;TYPE=CELL (#3949)
	- Fix error where session wasn't updated after folder rename/delete (#3928)
	- Fix PLAIN authentication for some IMAP servers (#3916)
	- Fix encoding vCard file when contains PHOTO;ENCODING=b (#3922)
	- Fix focus issue in IE when selecting message row (#3881)
	- Add full headers view in message preview window (#3823)
	- Fix message display page issues - unified with message preview (#3856, #3895)
	- Fix displaying all headers when they contain malformed characters (#3911)
	- Fix decoding of HTML messages with UTF-16 charset specified (#3902)
	- Fix quota capability detection so it can be overwritten by a plugin (#3903)
	- Fix identity selection on reply (#3516)
	- Fix Larry's messages list filter in IE (#3890)
	- Fix more IE issues by disabling Compat. mode with X-UA-Compatible meta tag (#3886)
	- Fix setting locales under Solaris - use additional .UTF-8 suffix (#3887)
	- Fix email address validation for addresses with IP address in domain part
	- Fix Larry skin issues in IE7 compat. mode (#3879)
	- Fix so subscribed non-existing/non-accessible shared folder can be unsubscribed

	## Release 0.8.1

	- Fix bug where domain name was converted to lower-case even with login_lc=false (#3859)
	- Fix lower-casing email address on replies (#3863)
	- Fix line separator in exported messages (#3866)
	- Fix XSS issue where plain signatures wasn't secured in HTML mode [CVE-2012-4668] (#3875)
	- Fix XSS issue where href="javascript:" wasn't secured [CVE-2012-3508] (#3875)
	- Fix impossible to create message with empty plain text part (#3873)
	- Fix stripped apostrophes when replying in plain text to HTML message (#3869)
	- Fix inactive Save search option after advanced search (#3870)
	- Fix Remove from group option is active for contact search result (#3871)
	- Disable autocapitalization in login form on iPad/iPhone (#3872)
	- Fix focus on the list when list row is clicked (#3865)
	- Added separate From and To columns apart from smart From/To column (#2970)
	- Fix fallback to Larry skin when configured skin isn't available (#3857)
	- Fix (workaround) delete operations with some versions of memcache (#3858)
	- Fix (disable) request validation for spell and spell_html actions

	## Release 0.8.0

	- Don't show product version on login screen (can be enabled by config)
	- Renamed old default skin to 'classic'. Larry is the new default skin.
	- Support connections to memcached socket file (#3848)
	- Enable TinyMCE inlinepopups plugin
	- Update to TinyMCE 3.5.6
	- Correctly escape localized labels in javascript variable (#3842)
	- Update Net_SMTP/Auth_SASL packages to fix Digest-MD5/Cram-MD5 authentication (#3846)
	- Don't add attachments content into reply/forward/draft message body (#3837)
	- Fix 'no connection' errors on page unloads (#3832)
	- Plugin API: Add 'unauthenticated' hook (#3545)
	- Show explicit error message when provided hostname is invalid (#3834)
	- Fix wrong compose screen elements focus in IE9 (#3826)
	- Fix fatal error when date.timezone isn't set (#3831)
	- Update to TinyMCE 3.5.4.1
	- Better icons with distinct shapes for priority columns (#3706)
	- Show dedicated icon for multipart/report messages (#3813)
	- Properly hide text of icon links/buttons (#3820)
	- Fix handling of unitless CSS size values in HTML message (#3821)
	- Fix removing contact photo using LDAP addressbook (#3737)
	- Fix storing X-ANNIVERSARY date in vCard format (#3816)
	- Update to Mail_Mime-1.8.5 (#3810)
	- Fix XSS vulnerability in message subject handling using Larry skin [CVE-2012-3507] (#3809)
	- Fix handling of links with various URI schemes e.g. "skype:" (#3521)
	- Fix handling of links inside PRE elements on html to text conversion
	- Fix indexing of links on html to text conversion
	- Decode header value in rcube_mime::get() by default (#3803)
	- Fix errors with enabled PHP magic_quotes_sybase option (#3798)
	- Fix SQL query for contacts listing on MS SQL Server (#3797)
	- Fix window.resize handler on IE8 and Opera (#3758)
	- Don't let error message popups cover the login form (#3794)
	- Update to TinyMCE 3.5.2
	- Don't show errors when moving contacts into groups they are already in (#3788)
	- Make folders with unread messages in subfolders bold again (#2892)
	- Abbreviate long attachment file names with ellipsis (#3793)
	- Fix html2text conversion of strong\|b\|a\|th\|h tags when used in upper case
	- Add listcontrols template container in Larry skin (#3792)
	- Fix host autoselection when default_host is an array (#3790)
	- Move messages forwarding mode setting into Preferences
	- Fix HTML entities handling in HTML editor (#3780)
	- Fix listing shared folders on Courier IMAP (#3767)

	## Release 0.8-rc

	- Added new translations in Belarusian, Interlingua and Malayalam
	- Flipped compose options arrow (#3772)
	- Fix handling of large uuencode attachments (#3771)
	- Fix handling of "usemap" attribute (#3770)
	- Fix handling of some HTML tags e.g. IMG (#3769)
	- Use similar language as a fallback for plugin localization (#3726)
	- Fix issue where signature wasn't re-added on draft compose (#3659)
	- Update to TinyMCE 3.5 (#3762)
	- Fixed multi-threaded autocompletion when number of threads > number of sources
	- Allow to configure the number of values allowed for each LDAP attribute
	- Support for serialized LDAP address values (usually delimited with a $)
	- Less restrictive session auth checks, repeat keep-alive requests on failure (#3755)
	- Fix redirect to mail/compose on re-login (#3585)
	- Add IE8 hack for messages list issue (#3317)
	- Fix handling errors on draft auto-save
	- Fix importing vCard photo with ENCODING param specified (#3746)
	- Support multiple name/email pairs for Bcc and Reply-To identity settings (#3752)
	- Set flexible width to login form fields (#3735)
	- Fix re-draw bug on list columns change in IE8 (#3318)
	- Allow mass-removal of addresses from a group (#3259)
	- Fix removing all contacts on import to LDAP addressbook
	- Fix so "Back" from compose/show doesn't reset search request (#3594)
	- Add option to delete messages instead of moving to Trash when in Junk folder (#2805)
	- Fix invisible cursor when replying to a html message (#3100)
	- Reset IP stored in session when destroying session data (#3485)
	- Fix bug where memory_limit = -1 wasn't handled properly
	- Support LDAP RFC2256's country object class read/write (#3535)
	- Upgraded to jQuery 1.7.2
	- Image resize with GD extension (#3712)
	- Fix lack of warning when switching task in compose window (#3725)
	- Fix bug where it wasn't possible to enter ( or & characters in autocomplete fields
	- Request all needed fields from address book backends (#3721)
	- Unified (single) spellchecker button
	- Scroll long lists on drag&drop (#2249)
	- Copy all skins in installto script (#3705)

	## Release 0.8-beta

	- Upgraded to jQuery 1.7.1 (#3673) and jQuery UI 1.8.18
	- Add Russian to the spellchecker languages list (#3542)
	- Remember custom skin selection after logout (#3688)
	- Make sure About tab is always the last tab (#3609)
	- Fix issue with folder creation under INBOX. namespace (#3683)
	- Added mailto: protocol handler registration link in User Preferences (#2729)
	- Handle identity details box with an iframe (#3066)
	- Fix issue where some text from original message was missing on reply (#3675)
	- Fix autoselect_host() for login (#3639)
	- Changed license to GNU GPLv3+ with exceptions for skins & plugins
	- Added address book widget on compose screen
	- Use proper timezones from PHP's internal timezonedb (#1973)
	- Add separate pagesize setting for mail messages and contacts (#3617)
	- Deprecate $DB, $USER, $IMAP global variables, Use $RCMAIL instead
	- Add option to set default font for HTML message (#894)
	- Fix issues with big memory allocation of IMAP results
	- Prevent from memory_limit exceeding when trying to parse big messages bodies (#3164)
	- Add possibility to add SASL mechanisms for SMTP in smtp_connect hook (#3399)
	- Mark (with different color) folders with recent messages (#2479)
	- Added About tab in Settings
	- TinyMCE updated to 3.4.6

	## Release 0.7.2

	- Fix encoding of attachment with comma in name (#3717)
	- Fix handling of % character in IMAP protocol (#3711)
	- Fix duplicate names handling in addressbook searches (#3704)
	- Fix displaying of HTML messages from Disqus (#3702)
	- Disable E_STRICT warnings on PHP 5.4
	- Prevent from folder selection on virtual folder collapsing (#3681)
	- Fix automatic unsubscribe of non-existent folders
	- Fix double-quotes handling in recipient names
	- User configurable setting how to display contact names in list
	- Make contacts list sorting configurable for the admin/user
	- Fix parse errors in DDL files for MS SQL Server
	- Revert SORT=DISPLAY support, removed by mistake (#3664)
	- Add lost translation label in de_DE (#3654)
	- Fix drafts update issues when edited from preview pane (#3653)
	- Fix wrong variable name in rcube_ldap.php (#3643)
	- Make mime type detection based on filename extension to be case-insensitive
	- Fix failure on MySQL database upgrade from 0.7 - text column can't have default value (#3642)


	## Release 0.7.1

	- Fix bug in handling of base href and inline content (#3634)
	- Fix SQL Error when saving a contact with many email addresses (#3630)
	- Fix strict email address searching if contact has more than one address
	- Remove duplicated 'organization' label (#3631)
	- Fix so editor selector is hidden when 'htmleditor' is listed in 'dont_override'
	- Fix wrong (long) label usage (#3627)
	- Fix handling of INBOX's subfolders in special folders config (#3623)
	- Add ifModule statement for setting Options -Indexes in .htaccess file (#3620)
	- Fix crashes with eAccelerator (#3608)
	- Fix searching on IMAP servers without CHARSET specifier support (#3619)
	- Fix expanding folders during drag&drop (#3611)
	- Fix wrong postgres sequence name in upgrade from 0.6
	- Fix broken CREATE INDEX queries in SQLite DDL files (#3607)

	## Release 0.7

	- Make Roundcube render the Email Standards Project Acid Test correctly
	- Replace prompt() with jQuery UI dialog (#1603)
	- Fix navigation in messages search results
	- Improved handling of some malformed values encoded with quoted-printable (#3590)
	- Add possibility to do LDAP bind before searching for bind DN
	- Fix handling of empty `<U>` tags in HTML messages (#3584)
	- Add content filter for embedded attachments to protect from XSS on IE [CVE-2012-1253] (#3372)
	- Use strpos() instead of strstr() when possible (#3581)
	- Fix handling HTML entities when converting HTML to text (#3582)
	- Fix fit_string_to_size() renders browser and ui unresponsive (#3577)
	- Fix handling of invalid characters in request (#3536)
	- Fix merging some configuration options in update.sh script (#2181)
	- Fix so TEXT key will remove all HEADER keys in IMAP SEARCH (#3578)
	- Fix handling contact photo url with https:// prefix (#3575)
	- Fix possible infinite redirect on attachment preview (#3572)
	- Improved clickjacking protection for browsers which don't support X-Frame-Options headers
	- Fixed bug where similar folder names were highlighted wrong (#3345)
	- Fixed bug in handling link with '!' character in it (#3569)
	- Fixed bug where session ID's length was limited to 40 characters (#3570)
	- TinyMCE security issue: removed moxieplayer (embedding flv and mp4 is not supported anymore)

	## Release 0.7-beta

	- Fix handling of HTML form elements in messages (#1604)
	- Fix regression in setting recipient to self when replying to a Sent message (#3101)
	- Fix listing of folders in hidden namespaces (#2895)
	- Don't consider \Noselect flag when building folders tree (#3448)
	- Fix sorting autocomplete results (#3504)
	- Add option to set session name (#2630)
	- Add option to skip alternative email addresses in autocompletion
	- Fix inconsistent behaviour of Compose button in Drafts folder, add Edit button for drafts
	- Fix problem with parsing HTML message body with non-unicode characters (#3312)
	- Add option to define matching method for addressbook search (#2720, #3378)
	- Make email recipients separator configurable
	- Fix so folders with \Noinferiors attribute aren't listed in parent selector
	- Fix handling of curly brackets in URLs (#3555)
	- Fix handling of dates (birthday/anniversary) in contact data (#3552)
	- Fix error on opening searched LDAP contact (#3550)
	- Fix redundant line break in flowed format (#3551)
	- Fix IDN address validation issue (#3544)
	- Fix JS error when dst_active checkbox doesn't exist (#3540)
	- Autocomplete LDAP records when adding contacts from mail (#3498)
	- Plugin API: added 'ready' hook (#3492)
	- Ignore DSN request when it isn't supported by SMTP server (#3300)
	- Make sure LDAP name fields aren't arrays (#3523)
	- Fixed imap test to non-default port when using ssl (#3532)
	- Force all files to be overwritten when updating (#3531)
	- Fix issue where it wasn't possible to change list view mode in folder manager for INBOX (#3522)
	- Fix namespace handling in special folders settings (#3527)
	- Disable time limit for CLI scripts (#3524)
	- Fix misleading display when changing editor type (#3519)
	- Add loading indicator on contact delete
	- Fix bug where after delete message rows can be added to the list of another folder (#3263)
	- Add notice on autocompletion that not all records were displayed
	- Add option 'searchonly' for LDAP address books
	- Add Priority filter to the messages list
	- Cache synchronization using QRESYNC/CONDSTORE
	- Trigger 'new_messages' hook for all checked folders (#3503)
	- Make date/time format user configurable; drop 'date_today' config option
	- Fix setting title for truncated subject in IE (#3141)
	- Fix displaying multipart/alternative messages with only one part (#3400)
	- Rewritten messages caching:
	Indexes are stored in a separate table, so there's no need to store all messages in a folder
	Added threads data caching
	Flags are stored separately, so flag change doesn't cause DELETE+INSERT, just UPDATE
	- Improved FETCH response handling
	- Improvements in response tokenization method
	- Use 'From' and 'To' labels instead of 'Sender' and 'Recipient'
	- Fix username case-insensitivity issue in MySQL (#3462)
	- Addressbook Saved Searches
	- Added spellchecker exceptions dictionary (shared or per-user)
	- Added possibility to ignore words containing caps, numbers, symbols (spellcheck_ignore_* options)
	- Added 'priority' column on messages list (#2884)
	- Localize forwarded message header (#3487)

	## Release 0.6

	- Fix bug where the last identity is used on reply (#3516)
	- Fix locked folder rename option on servers supporting RFC2086 only (#3508)
	- Fix session race conditions when composing new messages
	- Fix encoding of LDAP contacts identifiers (#3501)
	- jQuery 1.6.4
	- Fix handling of binary attachments encoded with quoted-printable (#3494)
	- Fix text-overflow:ellipsis issues on messages list in FF7 and Webkit (#3490)
	- Fix handling of links with IP address
	- Fix compacting folder resets message list filter (#3499)

	## Release 0.6-rc

	- Send X-Frame-Options headers to protect from clickjacking (#3079)
	- Fallback to mail_domain in LDAP variable replacements; added 'host' to 'user_create' hook arguments (#3464)
	- Fixed wrong vCard type parameter mobile (#3496)
	- Fixed vCard WORKFAX issue (#3476)
	- Add vCard's Profile URL support (#3491)
	- jQuery 1.6.3
	- Fix imap_cache setting to values other than 'db' (#3489)
	- Fix handling of attachments inside message/rfc822 parts (#3466)
	- Make list of mimetypes that open in preview window configurable (#3175)
	- Added plugin hook 'message_part_get' for attachment downloads
	- Added unique connection identifier to IMAP debug messages
	- Fix image type check for contact photo uploads

	## Release 0.6-beta

	- Fixed selecting identity on reply/forward (#3434)
	- Add option to hide selected LDAP addressbook on the list
	- Add client-side checking of uploaded files size
	- Add newlines between organization, department, jobtitle (#3468)
	- Recalculate date when replying to a message and localize the cite header (#3212)
	- Fix handling of email addresses with quoted local part (#3401)
	- Fix EOL character in vCard exports (#3357)
	- Added optional "multithreading" autocomplete feature
	- Plugin API: Added 'config_get' hook
	- Fixed new_user_identity plugin to work with updated rcube_ldap class (#3443)
	- Plugin API: added folder_delete and folder_rename hooks
	- Added possibility to undo last contact delete operation
	- Fix sorting of contact groups after group create (#3258)
	- Add optional textual upload progress indicator (#2330)
	- Fix parsing URLs containing commas (#3425)
	- Added vertical splitter for books/groups list in addressbook (#3389)
	- Improved namespace roots handling in folder manager
	- Added searching in all addressbook sources
	- Added addressbook source selection in contacts import
	- Implement LDAPv3 Virtual List View (VLV) for paged results listing
	- Use 'address_template' config option when adding a new address block (#3406)
	- Added addressbook advanced search
	- Add popup with basic fields selection for addressbook search
	- Case-insensitive matching in autocompletion (#3398)
	- Added option to force spellchecking before sending a message (#1862)
	- Fix handling of "<" character in contact data, search fields and folder names (#3349)
	- Fix saving "<" character in identity name and organization fields (#3349)
	- Added option to specify to which address book add new contacts
	- Added plugin hook for keep-alive requests
	- Store user preferences in session when write-master is not available and session is stored in memcache, write them later
	- Improve performance of folder manager operations
	- Fix default_port option handling in Installer when config.inc.php file exists (#3390)
	- Removed option focus_on_new_message, added newmail_notifier plugin
	- Added general rcube_cache class with Memcache and APC support
	- Improved caching performance by skipping writes of unchanged data
	- Option enable_caching replaced by imap_cache and messages_cache options
	- Fix WORKFAX saving in address book (#3380)
	- Add forward-as-attachment feature
	- jQuery-1.6.2 (#5158, #3154)
	- Improve display name composition when saving contacts (#3153)
	- Fix problems with subfolders of INBOX folder on some IMAP servers (#3247)
	- Fix handling of folders that doesn't belong to any namespace (#3184)
	- Enable multiselection for attachments uploading in capable browsers (#2266)
	- Add possibility to change HTML editor configuration by skin
	- Fix a bug where selecting too many contacts would produce too large URI request (#3369)
	- Improve performance by including files with absolute path (#3337)
	- Move folder name truncation to client/skin (#1822)
	- Added plugin hook for request token creation
	- Replace LDAP vars in group queries (#3329)
	- Fix vcard folding with unicode characters (#3353)
	- Keep all submitted data if contact form validation fails (#3350)
	- Handle unicode strings in rcube_addressbook::normalize_string() (#3351)
	- Fix handling of debug_level=4 in ajax requests (#3327)
	- Enable TinyMCE's contextmenu (#3062)
	- Allow multiple concurrent compose sessions
	- New config option for custom logo
	- Allow skins to define/override texts with `<roundcube:label />`
	- Add simple ACL rights/namespace handling in folder manager
	- Force IE to send referers (#3306)
	- Better display of vcard import results (#1861)
	- Improved vcard import
	- Interactive update script with improved DB schema check
	- Fix problem with contactgroupmembers table creation on MySQL 4.x, add index on contact_id column
	- Add LDAP SASL bind and proxy authentication (#2810)
	- Replying to a sent message puts the old recipient as the new recipient (#3101)
	- Fulltext search over (almost) all data for contacts
	- Extend address book with rich contact information

	## Release 0.5.4

	- Fix XSS vulnerability in UI messages [CVE-2011-2937] (#3469)

	## Release 0.5.3

	- Fix identities "reply-to" and "bcc" fields have a bogus value when left empty (#3405)
	- Fix issue which cases IMAP disconnection when encrypt() method was used (#3374)
	- Fix some CSS issues in Settings for Internet Explorer
	- Fixed handling of folder with name "0" in folder selector
	- Fix bug where messages were deleted instead moved to trash folder after Shift key was used (#3376)
	- Fix relative URLs handling according to a `<base>` in HTML (#3368)
	- Fix handling of top-level domains with more than 5 chars or unicode chars (#3366)
	- Fix usage of non-standard HTTP error codes (#3297)
	- Fix PHP warning on mistaken in_array() usage (#3375)

	## Release 0.5.2

	- TinyMCE 3.4.2 now compatible with IE9
	- PEAR::Net_SMTP 1.5.2, fixed timeout issue (#3332)
	- Fix bug where template name without plugin prefix was used in render_page hook
	- Support 'abort' and 'result' response in 'preferences_save' hook, add error handling
	- Fix bug where some content would cause hang on html2text conversion (#3348)
	- Improve space-stuffing handling in format=flowed messages (#3346)
	- Fix bug where some dates would produce SQL error in MySQL (#3342)
	- Added workaround for some IMAP server with broken STATUS response (#3344)
	- Fix bug where default_charset was not used for text messages (#3328)
	- Stateless request tokens. No keep-alive necessary on login page (#3325)
	- Force names of unique constraints in PostgreSQL DDL
	- Add code for prevention from IMAP connection hangs when server closes socket unexpectedly
	- Remove redundant DELETE query (for old session deletion) on login
	- Get around unreliable rand() and mt_rand() in session ID generation (#2516)
	- Fix some emails are not shown using Cyrus IMAP (#3316)
	- Fix handling of mime-encoded words with non-integral number of octets in a word (#3301)
	- Fix parsing links with non-printable characters inside (#3305)
	- Fixed de_CH Localization bugs (#3279)
	- Add variable for 'Today' label in date_today option (#2394)
	- Fix dont_override setting does not override existing user preferences (#3205)
	- Use only one from IMAP authentication methods to prevent login delays (1487784)
	- Support strftime format in date_today option
	- Fix SQL query in rcube_user::query() so it uses index on MySQL again
	- Removed redundant `</form>` tags from contact add/edit pages
	- Fix CSS error in contact details screen on IE7 (#3281)

	## Release 0.5.1

	- Fix handling of attachments with invalid content type (#3275)
	- Add workaround for DBMail's bug http://www.dbmail.org/mantis/view.php?id=881 (#3274)
	- Use IMAP's ID extension (RFC2971) to print more info into debug log
	- Security: add optional referer check to prevent CSRF in GET requests
	- Fix email_dns_check setting not used for identities/contacts (#3251)
	- Fix ICANN example addresses doesn't validate (#3253)
	- Security: protect login form submission from CSRF [CVE-2011-1491]
	- Security: prevent from relaying malicious requests through modcss.inc [CVE-2011-1492]
	- Fix handling of non-image attachments in multipart/related messages (#3261)
	- Fix IDNA support when IDN/INTL modules are in use (#3253)
	- Fix handling of invalid HTML comments in messages (#3269)
	- Fix parsing FETCH response for very long headers (#3264)
	- Fix add/remove columns in message list when message_sort_order isn't set (#3262)
	- Check mime headers before attempt to parse them (#3256)
	- Quote header values in show_additional_headers plugin (#3255)
	- Fix settings UI on IE 6 (#3246)
	- Remove double borders in folder listing (#3236)
	- Separate full message headers UI element from headers table (#3238)
	- Add part MIME ID to message_part_* hooks (#3241)
	- Improve parsing of MS Outlook vCards (#3239)
	- Updated PEAR::Net_Socket to 1.0.10
	- Updated PEAR::Net_IDNA2 to 0.1.1
	- Fix handling of comments inside an email address spec. (#3210)
	- Show full mail subject as title when hovering a cut subject link (#3141)
	- Fix randomly disappearing folders list in IE (#3231)
	- Fix list column add/removal in IE (#3230)
	- Fix login redirect issues (#3221)
	- Require PHP 5.2.1 or greater
	- Fix %h/%z variables in username_domain option (#3228)
	- Workaround for setting charset in case of malformed bodystructure response (#3227)
	- Fix impossible to subscribe to protected folders (#3199)
	- Fix setting timezone in Preferences (#3232)

	## Release 0.5

	- Fix double-login/session issue (#3124)
	- Wrap HTML parts with `<html><body>` and add Doctype declaration (#3119)
	- Make rcube_autoload silently skip unknown classes (#3128)
	- Fix charset detection in vcards with encoded values (#1934)
	- Better CSS cursors for splitters (#2954)
	- Show the same message only once (#3186)
	- Fix namespaces handling (#3192)
	- Add handling of multifolder METADATA/ANNOTATION responses
	- Fix handling of INBOX when personal namespace prefix is non-empty (#3200)
	- Fix handling square brackets in links (#3209)
	- Add description of 'use_https' option in main.inc.php.dist file

	## Release 0.5-RC

	- Plugin API: Add 'pass' argument in 'authenticate' hook (#3147)
	- Fix attachments of type message/rfc822 are not listed on attachments list
	- Add 'login_lc' config option for case-insensitive authentication (#3131)
	- Fix window is blur'ed in IE when selecting a message (#3161)
	- Fix cursor position on compose form in Webkit browsers (#2796)
	- Fix setting charset of attachment filenames (#3136)
	- Allow setting autocomplete attribute for all inputs separately (#3158)
	- New Folder Manager UI
	- Fix invalid Request when creating a folder (#3165)
	- Add folder size and quota indicator in folder manager (#2112)
	- Add possibility to move a subfolder into root folder (#2890)
	- Fix copying all messages in a folder copies only messages from current page
	- Improve performance of moving or copying of all messages in a folder
	- Fix plaintext versions of HTML messages don't contain placeholders for emotions (#1657)
	- Improve performance of folder rename and delete actions
	- Better support for READ-ONLY and NOPERM responses handling (#3108)
	- Add confirmation message on purge/expunge command response
	- Fix handling of untagged responses for AUTHENTICATE command (#3171)
	- Add username and IP address to log message on unsuccessful login (#3176)
	- Improved Mail-Followup-To and Mail-Reply-To headers handling
	- Fix charset conversion for text attachments without charset specification (#3181)

	## Release 0.5-BETA

	- Make session data storage more robust against garbage session data (#3148)
	- Config option for autocomplete on login screen
	- Allow plugin templates to include local files (#3146)
	- List groups in address detail view and allow to subscribe/unsubscribe from there (#2862)
	- Messages caching: performance improvements, fixed syncing, fixes related with #2857
	- Add link to identities in compose window (#2843)
	- Add Internationalized Domain Name (IDNA) support (#729)
	- Add option to automatically send read notifications for known senders (#2199)
	- Add option to "Return receipt" will be always checked (#2571)
	- Fix HTML to plain text conversion doesn't handle citation blocks (#2992)
	- Use custom sorting when SORT is disabled by IMAP admin (#3020)
	- Allow setting some washtml options from plugin (#2727)
	- Add option do bind for an individual LDAP address book (#3048)
	- Change reply prefix to display email address only if sender name doesn't exist (#2709)
	- Plugin API: improved 'abort' flag handling, added 'result' item in some hooks (#2988)
	- Fix mailto optional params in plain text messages aren't handled (#3071)
	- Add Reply-to-List feature (#977)
	- Add Mail-Followup-To/Mail-Reply-To support (#1937)
	- Fix confirmation message isn't displayed after sending mail on Chrome (#2437)
	- Fix keyboard doesn't work with autocomplete list with Chrome (#3073)
	- Improve tabs to fixed width and add tabs in identities info (#3030)
	- Add unique index on users.username+users.mail_host
	- Make htmleditor option more consistent and add option to use HTML on reply to HTML message (#2164)
	- Use empty envelope sender address for message disposition notifications (RFC 2298.3)
	- Support SMTP Delivery Status Notifications - RFC 3461 (#2409)
	- Use css sprite image for messages list
	- Add (different) attachment icon for messages of type multipart/report (#2426)
	- Prevent from inserting empty link when composing HTML message (#3007)
	- Add caching support in id2uid and uid2id functions (#3065)
	- Add SASL proxy authentication for SMTP (#2811)
	- Improve displaying of UI messages (#3033)
	- Fix double e-mail filed in identity form (#3088)
	- Display IMAP errors for LIST/THREAD/SEARCH commands (#2981)
	- Add LITERAL+ (IMAP4 non-synchronizing literals) support (RFC 2088)
	- Add separate column for message status icon (#2788)
	- Add ACL extension support into IMAP classes (RFC 4314)
	- Add ANNOTATEMORE extension support into IMAP classes (draft-daboo-imap-annotatemore)
	- Add METADATA extension support into IMAP classes (RFC 5464)
	- Fix decoding of e-mail address strings in message headers (#3097)
	- Fix handling of attachments when Content-Disposition is not inline nor attachment (#3086)
	- Improve performance of unseen messages counting (#3090)
	- Improve performance of messages counting using ESEARCH extension (RFC4731)
	- Add LIST-STATUS support in rcube_imap_generic class (RFC 5819)
	- Add SASL-IR support in IMAP (RFC 4959)
	- Add LOGINDISABLED support (RFC 2595)
	- Add support for AUTH=PLAIN in IMAP authentication
	- Re-implemented SMTP proxy authentication support
	- Add support for IMAP proxy authentication (#2808)
	- Add support for AUTH=DIGEST-MD5 in IMAP (RFC 2831)
	- Fix parent folder with unread subfolder not bold when message is open (#3104)
	- Add basic IMAP LIST's \Noselect option support
	- Add support for selection options from LIST-EXTENDED extension (RFC 5258)
	- Don't list subscribed but non-existent folders (#2474)
	- Fix handling of URLs with tilde (~) or semicolon (;) character (#3110, #3111)
	- Plugin API: added 'contact_form' hook
	- Add SORT=DISPLAY support (RFC 5957)
	- Plugin API: add possibility to disable plugin in AJAX mode, 'noajax' property
	- Plugin API: add possibility to disable plugin in framed mode, 'noframe' property
	- Improve performance of setting IMAP flags using .SILENT suffix
	- Improve performance of message cache status checking with skip_disabled=true
	- Support contact's email addresses up to 255 characters long (#3116)
	- Add option to place replies in the folder of the message being replied to (#2248)
	- Add missing confirmation/error messages on contact/group/message actions (#2935)
	- Add 'loading' message on message move/copy/delete/mark actions
	- Improve responsiveness of messages displaying (#3039)
	- Add option for minimum length of autocomplete's string (#2625)
	- Fix operations on messages in unsubscribed folder (#3126)
	- Add support for shared folders (#525)
	- Fix handling of folders with name "0" (#3133)
	- Fix handling of folders with `<>` characters in name
	- jQuery 1.4.4
	- Fix handling of HTML entity strings in plain text messages
	- Fix focused elements aren't unfocused when clicking on the list (#3137)
	- Fix error in MSSQL DDL scripts (#3130)
	- Lock submit button in onsubmit event on login page (#3078)
	- Don't set attachment's charset in Content-type header (#3136)
	- Fix handling of message bodies (quoted-printable encoded) with NULL characters (#2448)
	- Add workaround for MSOE's multipart/related messages with non-related attachments

	## Release 0.4.2

	- Fix handling of backslash as IMAP delimiter
	- Fix charset replacement in HTML message bodies (#3067)
	- Fix: contact group input is empty when using rename action more than once on the same group record
	- Fix "Server Error! (Not Found)" when using utils/save-pref action (#3069)
	- Fix handling of Thunderbird's vCards (#3070)

	## Release 0.4.1

	- Fix space-stuffing in format=flowed messages (#3064)
	- Fix msgexport.sh now using the new imap wrapper
	- Avoid displaying password on shell (#3010)
	- Only lower-case user name if first login attempt failed (#2600)
	- Make alias setting in squirrelmail_usercopy plugin configurable (patch by pommi, #3056)
	- Prevent from saving a non-existing skin path in user prefs (#3004)
	- Improve handling of single-part messages with bogus BODYSTRUCTURE (#2976)
	- Fix path to SQL files when using pgsql/mysqli/sqlsrv drivers (#2979)
	- Fix upgrade script for SQLite (#2980)
	- Fixes in SQL init script + added update script for MSSQL database
	- Remove redundant date in syslog messages (#3008)
	- Fix contacts list page controls when a group is selected (#3009)
	- Fix SMTP test in Installer (#3014)
	- Fix "Select all" causes message to be opened in folder with exactly one message (#2987)
	- Fix Tab key doesn't work in HTML editor in Google Chrome (#2995)
	- Fix TinyMCE uses zh_CN when zh_TW locale is set (#2998)
	- Fix TinyMCE buttons are hidden in Opera (#2993)
	- Fix JS error on IE when trying to send HTML message with enabled spellchecker (#3006)
	- Display inline images with known extensions and non-image content-type (#3002)
	- Fix "Threaded" checkbox after subfolder creation (#2997)
	- Fix timezone string in sent mail (#3021)
	- Show disabled checkboxes for protected folders instead of dots (#1898)
	- Added fieldsets in Identity form, added 'identity_form' hook
	- Re-added 'Close' button in upload form (#2999, #2917)
	- Fix handling of charsets with LATIN-* label
	- Fix messages background image handling in some cases (#3043)
	- Fix format=flowed handling (#3042)
	- Fix when IMAP connection fails in 'get' action session shouldn't be destroyed (#3046)
	- Fix list_cols is not updated after column dragging (#3050)
	- Support %z variable in host configuration options (#3054)

	## Release 0.4

	- Fix disappearing upload form disappears when user selects a file on Safari (#2917)
	- Don't replace error messages with loading info (#2534)
	- Fix JS errors on compose mode switch (#2952)
	- Fix message structure parsing when it lacks optional fields (#2960)
	- Include all recipients in sendmail log
	- Support HTTP_X_FORWARDED_PROTO header for HTTPS detecting (#2950)
	- Fix default IMAP port configuration (#2948)
	- Create Sent folder when starting to compose a new message (#2900)
	- Fix handling of messages with Content-Type: application/* and no filename (#840)
	- Improved compose screen: resizable body and attachments list, vertical splitter, options menu
	- Fix RC forgets search results (#722)
	- TinyMCE 3.3.7
	- Improve parsing of styled empty tags in HTML messages (#2908)
	- Add %dc variable support in base_dn/bind_dn config (#2881)
	- Add button to hide/unhide the preview pane (#955)
	- Fix no-cache headers on https to prevent content caching by proxies (#2897)
	- Fix attachment filenames broken with TNEF decoder using long filenames (#2894)
	- Use user's timezone in Date header, not server's timezone (#2393)
	- Add option to set separate footer for HTML messages (#2784)
	- Add real SMTP error description to displayed error messages (#2233)
	- Fix some IMAP errors handling when opening the message (#1848)
	- Fix related parts aren't displayed when got mimetype other than image/* (#2629)
	- Multiple identity and database support for squirrelmail_usercopy plugin (#2686)
	- Support dynamic hostname (%d/%n) variables in configuration options (#1843)
	- Add 'messages_list' hook (#2504)
	- Add request* event triggers in http_post/http_request (#2340)
	- Fix use RFC-compliant line-delimiter when saving messages on IMAP (#2828)
	- Add 'imap_timeout' option (#2869)
	- Fix forwarding of messages with winmail attachments
	- Fix handling of uuencoded attachments in message body (#2163)
	- Added list_mailboxes hook in rcube_imap::list_unsubscribed() (#2791)
	- Fix wrong message on file upload error (#2839)
	- Add support for data URI scheme [RFC2397] (#2851)
	- Added 'actionbefore', 'actionafter', 'responsebefore', 'responseafter' events
	- Fix double-addition of e-mail domain to content ID in HTML images
	- Read and send messages with format=flowed (#1052), fixes word wrapping issues (#2703)
	- Fix duplicated attachments when forwarding a message (#2670)
	- Fix message/rfc822 attachments containing only attachments are not parsed properly (#2854)
	- Fix %00 character in winmail.dat attachments names (#2850)
	- Fix handling errors of folder deletion (#2821)
	- Parse untagged CAPABILITY response for LOGIN command (#2853)
	- Renamed all php-cli scripts to use .sh extension
	- Some files from /bin + spellchecking actions moved to the new 'utils' task
	- Added thread tree icons
	- Extend contact groups support (#2802)
	- Fix check-recent action issues and performance (#2690)
	- Fix messages order after checking for recent (#1249)
	- Fix autocomplete shows entries without email (#2640)
	- Fix listupdate event doesn't trigger on search response (#2824)
	- Fix select_all_mode value after selecting a message (#2834)
	- Set focus to editor on reply in HTML mode (#2768)
	- Fix composing in HTML jumps cursor to body instead of recipients (#2796)
	- Allow columns order change per user - drag&drop (#2124)
	- Add References header in read receipt (#2801)
	- Fix database constraint violation when opening a message (#2814)
	- Add 'loading' message while login is in progress (#2790)
	- Fix quota_zero_as_unlimited (#2786)
	- Fix folder subscription checking (#2804)
	- Fix INBOX appears (sometimes) twice in mailbox list (#2794)
	- Fix listing of attachments of some types e.g. "x-epoc/x-sisx-app" (#2779)
	- Fix DB Schema checking when some db_table_* options are not set (#2780)

	## Release 0.4-beta

	- Add sizelimit and timelimit variables in LDAP config (#2704)
	- Hide IMAP host dropdown when single host is defined (#2553)
	- Add images pre-loading on login page (#623)
	- Add HTTP_X_REAL_IP and HTTP_X_FORWARDED_FOR to successful logins log (#2634)
	- Fix setting spellcheck languages with extended codes (#2747)
	- Fix messages list scrolling in FF3.6 (#2657)
	- Fix quicksearch input focus (#2770)
	- Always set changed date when flagging a DB record as deleted + provide a cleanup script
	- Fix address book/group selection (#2760)
	- Assign newly created contacts to the active group (#2764)
	- Added option not to mark messages as read when viewed in preview pane (#1513)
	- Allow plugins modify the Sent folder when composing (#2708)
	- Added optional (max_recipients) support to restrict total number of recipients per message (#1167)
	- Re-organize editor buttons, add blockquote and search buttons
	- Make possible to write inside or after a quoted html message (#1878)
	- Fix bugs on unexpected IMAP connection close (#2449, #2507)
	- Iloha's imap.inc rewritten into rcube_imap_generic class
	- Added contact groups in address book (not finished yet)
	- Added PageUp/PageDown/Home/End keys support on lists (#2627)
	- Added possibility to select all messages in a folder (#1312)
	- Added 'imap_force_caps' option for after-login CAPABILITY checking (#2087)
	- Password: Support dovecotpw encryption
	- TinyMCE 3.3.1
	- Implemented messages copying using drag&drop + SHIFT (#863)
	- Improved performance of folders operations (#2689)
	- Fix blocked.gif attachment is not attached to the message (#2685)
	- Managesieve: import from Horde-INGO
	- Managesieve: support for more than one match (#2362)
	- Managesieve: support for selectively disabling rules within a single sieve script (#2198)
	- Threaded message listing now available
	- Added sorting by ARRIVAL and CC
	- Message list columns configurable by the user
	- Removed 'index_sort' option, now we're using empty 'message_sort_col' for this
	- virtuser_query: support other identity data (#2413)
	- Options virtuser_* replaced with virtuser_* plugins
	- Plugin API: Implemented 'email2user' and 'user2email' hooks
	- Fix forwarding message omits CC header (#2538)
	- Add 'default_charset' option to user preferences (#1855)
	- Add 'delete_always' option to user preferences
	- Support/Require tls:// prefix in 'smtp_server' option for TLS connections
	- Fix inconsistent behaviour of 'delete_always' option (#2533)
	- Fix deleting all messages from last list page (#2528)
	- Flag original messages when sending a draft (#2458)
	- Changed signature separator when top-posting (#2555)
	- Let the admin define defaults for search modifiers (#2211)
	- Fix long e-mail addresses validation (#2641)
	- Remember search modifiers in user prefs (#2411)
	- Added force_7bit option to force MIME encoding of plain/text messages (#2679)
	- Use case sensitive check when checking for default folders (#2567)
	- Fix checking for new mail: now checks unseen count of inbox (#2123)
	- Improve performance by avoiding unnecessary updates to the session table (#2552)
	- Fix invalid `<font>` tags which cause HTML message rendering problems (#2687)
	- Fix CVE-2010-0464: Disable DNS prefetching (#2639)
	- Fix Received headers to behave better with SpamAssassin (#2682)
	- Password: Make passwords encoding consistent with core, add 'password_charset' global option (#2658)
	- Fix adding contacts SQL error on mysql (#2645)
	- Squirrelmail_usercopy: support reply-to field (#2678)
	- Fix IE spellcheck suggestion popup issue (#2656)
	- Fix email address auto-completion shows regexp pattern (#2498)
	- Fix merging of configuration parameters: user prefs always survive (#2584)
	- Fix quota indicator value after folder purge/expunge (#2671)
	- Fix external mailto links support for use as protocol handler (#2328)
	- Fix attachment excessive memory use, support messages of any size (#1245)
	- Fix setting task name according to auth state
	- Password: fix vpopmaild driver (#2662)
	- Add workaround for MySQL bug [http://bugs.mysql.com/bug.php?id=46293] (#2659)
	- Fix quoted text wrapping when replying to an HTML email in plain text (#897)
	- Fix handling of extended mailto links (with params) (#2573)
	- Fix sorting by date of messages without date header on servers without SORT (#2521)
	- Fix inconsistency when not using default table names (#2652)
	- Fix folder rename/delete buttons do not appear on creation of first folder (#2653)
	- Fix character set conversion fails on systems where iconv doesn't accept //IGNORE (#2590)
	- Log in performance: Create default folders on first login only
	- Import contacts into the selected address book (by Phil Weir)
	- Add support for MDB2's 'sqlsrv' driver (#2602)
	- Use jQuery-1.4
	- Removed problematic browser-caching of messages
	- Fix incompatibility with suhosin.executor.disable_emodifier (#2549)
	- Use PLAIN auth when CRAM fails and imap_auth_type='check' (#2587)
	- Fix removal of `<title>` tag from HTML messages (#2629)
	- Fix 'force_https' to specified port when URL contains a port number (#2612)
	- Fix to-text converting of HTML entities inside b/strong/th/hX tags (#2621)
	- Bug in spellchecker suggestions when server charset != UTF8 (#2607)
	- Managesieve: Fix requires generation for multiple actions (#2603)
	- Fix LDAP problem with special characters in RDN (#2548)
	- Improved handling of message parts of type message/rfc822
	- Plugin API: added 'quota' hook
	- Fix parsing conditional comments in HTML messages (#2569)
	- Use built-in json_encode() for proper JSON format in AJAX replies
	- Allow setting only selected params in 'message_compose' hook (#2543)
	- Plugin API: added 'message_compose_body' hook (#2520)
	- Fix counters of all folders are checked in 'getunread' action with check_all_folders disabled (#2399)
	- Fix displaying alternative parts in messages of type message/rfc822 (#2488)
	- Fix possible messages exposure when using Roundcube behind a proxy (#2516)
	- Fix unicode para and line separators in javascript response (#2542)
	- Additional_message_headers: allow unsetting headers, support plugin's config file (#2505)
	- Fix displaying of hidden directories in skins list (#2535)
	- Fix open_basedir restriction error when reading skins list (#2537)
	- Fix pasting from Office apps into html editor (#2508)
	- Fix empty `<a>` tags parsing (#2509)
	- Don't cut off attachment names when using non-RFC2231 encoding (#1912)
	- Allow inserting signatures above replied message body (#991)
	- Managesieve 2.0: multi-script support
	- Fix imap_auth_type regression (#2502)

	## Release 0.3.1

	- Specify toolbar container in compose template (#2489)
	- Fix $_SERVER['HTTPS'] check for SSL forcing on IIS (#2486)
	- Avoid unnecessary page loads for selected tab (#2324)
	- Fix quota indicator issues by content generation on client-size (#2454, #2470)
	- Don't display disabled sections in Settings (#2380)
	- Added server-side e-mail address validation with 'email_dns_check' option (#2175)
	- Fix login page loading into an iframe when session expires (#2253)
	- Allow setting port number in 'force_https' option (#2373)
	- Option 'force_https' replaced by 'force_https' plugin
	- Fix IE issue with non-UTF-8 characters in AJAX response (#2422)
	- Partially fixed "empty body" issue by showing raw body of malformed message (#2427)
	- Fix importing/sending to email address with whitespace (#2467)
	- Added XIMSS (CommuniGate) driver for Password plugin
	- Fix newly attached files are not saved in drafts w/o editing any text (#2457)
	- Added attachment upload indicator with parallel upload (#2344)
	- Use default_charset for bodies of messages without charset definition (#2446)
	- Password: added cPanel driver
	- Fix return to first page from e-mail screen (#2385)
	- Fix handling HTML comments in HTML messages (#2448)
	- Fix folder/messagelist controls alignment - icons used (#2356)
	- Fix LDAP addressbook shows 'Contact not found' error sometimes (#2438)
	- Fix cache status checking + improve cache operations performance (#2384)
	- Prevent from setting INBOX as any of special folders (#2390)
	- Fix regular expression for e-mail address (#2417)
	- Fix Received header format
	- Implemented sorting by message index - added 'index_sort' option (#2240)
	- Fix dl() use in installer (#2415)
	- Added 'ldap_debug' option
	- Fix "Empty startup greeting" bug (#2369)
	- Fix setting user name in 'new_user_identity' plugin (#2405)
	- Fix incorrect count of new messages in folder list when using multiple IMAP clients (#2289)
	- Fix all folders checking for new messages with disabled caching (#2399)
	- Support skins in 'archive' and 'markasjunk' plugins
	- Added 'html_editor' hook (#2353)
	- Fix DB constraint violation when populating messages cache (#2338)
	- Password: added password strength options (#2348)
	- Fix LDAP partial result warning (#1928)
	- Fix delete in message view deletes permanently with flag_for_deletion=true (#2382)
	- Use faster/secure mt_rand() (#2376)
	- Fix roundcube hangs on empty inbox with bincimapd (#2375)
	- Fix wrong headers for IE on servers without $_SERVER['HTTPS'] (#2232)
	- Force IE style headers for attachments in non-HTTPS session, 'use_https' option (#2023)
	- Check 'post_max_size' for upload max filesize (#2372)
	- Password Plugin: Fix %d inserts username instead of domain (#2371)
	- Fix rcube_mdb2::affected_rows() (#2366)

	## Release 0.3-stable

	- Fix gn and givenName should be synonymous in LDAP addressbook (#2208)
	- Add mail_domain to LDAP email entries without @ sign (#1652)
	- Fix saving empty values in LDAP contact data (#2113)
	- Fix LDAP contact update when RDN field is changed (#2119)
	- Fix LDAP attributes case sensitivity problems (#2155)
	- Fix LDAP addressbook browsing when only one directory is used (#2314)
	- Fix endless loop on error response for APPEND command (#2346)
	- Don't require date.timezone setting in installer (#2284)
	- Fix date sorting problem with Courier IMAP server (#2351)
	- Unselect pressed buttons on mouse up (#2283)
	- Don't set php_value error_log in .htaccess but mention in INSTALL (#2230)
	- Fix too small status/flag/attachment columns in Safari 4 (#2349)
	- Fix selection disabling while dragging splitter in webkit browsers (#2342)
	- Added 'new_messages' plugin hook (#2298)
	- Added 'logout_after' plugin hook (#2333)
	- Added 'message_compose' hook
	- Added 'imap_connect' hook (#2256)
	- Fix vcard_attachments plugin (#2326)
	- Updated PEAR::Auth_SASL to 1.0.3 version
	- Use sequence names only with PostgreSQL (#2310)
	- Re-designed User Preferences interface
	- Fix MS SQL DDL (#2312)
	- Fix rcube_mdb2.php: call to setCharset not implemented in mssql driver (#2311)
	- Added 'display_next' option
	- Fix rcube_mdb2::unixtimestamp for MS SQL (#2308)
	- Fix HTML washing to respect character encoding
	- Fix endless loop in iil_C_Login() with Courier IMAP (#2303)
	- Fix #messagemenu display on IE (#2299)
	- Speedup UI by using sprites for (toolbar) buttons
	- Fix charset names with X- prefix handling
	- Fix displaying of HTML messages with unknown/malformed tags (#2296)

	## Release 0.3-RC1

	- Fix import of vCard entries with params (#1857)
	- Fix HTML messages output with empty block elements (#2271)
	- Use request tokens to protect POST requests from CSRF [CVE-2009-4076, CVE-2009-4077]
	- Added hook when killing a session
	- Added hook to write_log function (#2268)
	- Performance improvements by use UID commands (#2046)
	- Fix HTML editor tabIndex setting (#2269)
	- Added 'imap_debug' and 'smtp_debug' options
	- Support strftime's format modifiers in date_* options (#1354)
	- Support %h variable in 'smtp_server' option (#2101)
	- Show SMTP errors in browser (#2233)
	- Allow WBR tag in HTML message (#2259)
	- Use spl_autoload_register() instead of __autoload (#2250)
	- Add hook for identities listing (#2257)
	- Trigger hook 'smtp_connect' when opening an SMTP connection (#2255)
	- Added config option to enforce HTTPS connections
	- Fix non-unicode characters caching in unicode database (#1209)
	- Performance improvements of messages caching
	- Fix empty Date header issue (#2229)
	- Open collapsed folders during drag & drop (#2221)
	- Fixed link text replacements (#2120)
	- Also trigger 'insertrow' events on page load (#2151)
	- No link on subject in IE browsers (#1438)
	- Fixed filename encoding according to RFC2231 (#2192)
	- Added message Edit feature (#727, #1101)
	- Fix message Etag generation for counter issues (#1996)
	- Fix messages searching on MailEnable IMAP (#2097)
	- Fixed many 'skip_deleted' issues (#2006)
	- Fixed messages list sorting on servers without SORT capability
	- Colorized signatures in plain text messages
	- Reviewed/fixed skip_deleted/read_when_deleted/flag_for_deletion options handling in UI
	- Fix displaying of big maximum upload filesize (#2205)
	- Added possibility to invert messages selection
	- After move/delete from 'show' action display next message instead of messages list (#2203)
	- Fixed problem with double quote at the end of folder name (#2200)
	- Speedup UI by using CSS sprites and etags/expires/deflate in Apache config (#1397,#2128)
	- Support UID EXPUNGE: remove only moved/deleted messages
	- Add drag cancelling with ESC key (#1036)
	- Support initial identity name from virtuser_query (#807)
	- Added message menu, removed Print and Source buttons
	- Added possibility to save message as .eml file (#2178)
	- Added 1 minute interval in autosave options (#2173)
	- Support UTF-7 encoding in messages (#2156)
	- Better support for malformed character names (#2093)

	## Release 0.3-BETA

	- Plugin API + jQuery engine
	- Added possibility to encrypt received header, option 'http_received_header_encrypt',
	added some more logic in encrypt/decrypt functions for security
	- Fix Answered/Forwarded flag setting for messages in subfolders
	- Fix autocomplete problem with capital letters (#2122)
	- Support UUencode content encoding (#2163)
	- Minimize chance of race condition in session handling (#1260)
	- Fix session handling on non-session SQL query error (#2078)
	- Fix html editor mode setting when reopening draft message (#2158)
	- Added quick search box menu (#1010)
	- Fix wrong column sort order icons (#2149)
	- Updated TinyMCE to 3.2.3 version
	- Fix attachment names encoding when charset isn't specified in attachment part (#1483)
	- Fix message normal priority problem (#2146)
	- Fix autocomplete spinning wheel does not disappear (#2132)
	- Added log_date_format option (#2060)
	- Fix text wrapping in HTML editor after switching from plain text to HTML (#1917)
	- Fix auto-complete function hangs with plus sign (#2141)
	- Fix AJAX requests errors handler (#1503)
	- Speed up message list displaying on IE
	- Fix read/write database recognition (#2137)

	## Release 0.2.2

	- Fix quicksearchbox look in Chrome and Konqueror (#1380)
	- Fix UTF-8 byte-order mark removing (#1911)
	- Fix folders subscriptions on Konqueror (#1380)
	- Fix debug console on Konqueror and Safari
	- Fix messagelist focus issue when modifying status of selected messages (#2134)
	- Support STARTTLS in IMAP connection (#1714)
	- Fix DEL key problem in search boxes (#1923)
	- Support several e-mail addresses per user from virtuser_file (#2036)
	- Fix drag&drop with scrolling on IE (#2117)
	- Fix adding signature separator in html mode (#1768)
	- Fix opening attachment marks message as read (#2131)
	- Fix 'temp_dir' does not support relative path under Windows (#1157)
	- Fix "Initialize Database" button missing from installer (#2130)
	- Fix compose window doesn't fit 1024x768 window (#1807)
	- Fix service not available error when pressing back from compose dialog (#1942)
	- Fix using mail() on Windows (#2111)
	- Fix word wrapping in message-part's `<PRE>` tags in printing (#2118)
	- Fix incorrect word wrapping in outgoing plaintext multibyte messages (#2062)
	- Fix double footer in HTML message with embedded images
	- Fix TNEF implementation bug (#2107)
	- Fix incorrect row id parsing for LDAP contacts list (#2116)
	- Fix 'mode' parameter in sqlite DSN (#2106)

	## Release 0.2.1

	- Use US-ASCII as failover when Unicode searching fails (#2097)
	- Fix errors handling in IMAP command continuations (#2097)
	- Fix FETCH result parsing for servers returning flags at the end of result (#2098)
	- Fix datetime columns defaults in mysql's DDL (#2012)
	- Fix attaching more than nine inline images (#2094)
	- Support 'UNICODE-1-1-UTF-7' alias for UTF-7 encoding (#2093)
	- Fix mime-type detection using a hard-coded map (#1735)
	- Don't return empty string if charset conversion failed (#2092)
	- Disable concurrent autocomplete query results display (#2082)
	- Fix new lines stripped from message footer (#2088)
	- Fix IE problem with mouse click autocomplete (#2080)
	- Fix html body washing on reply/forward + fix attachments handling (#2034)
	- Fix multiple recipients input parsing (#2077)
	- Fix replying to message with html attachment (#2034)
	- Use default_charset for messages without specified charset (#2027, #1484961)
	- Support non-standard "GMT-XXXX" literal in date header (#2074)
	- Added TNEF support to decode MS Outlook attachments (winmail.dat)
	- Fix "value continuation" MIME headers by adding required semicolon (#2073)
	- Fix pressing select all/unread multiple times (#2069)
	- Fix selecting all unread does not honor new messages (#2070)
	- Fix some base64 encoded attachments handling (#2071)
	- Support NGINX as IMAP backend: better BAD response handling (#2066)
	- Performance fix: don't fetch attachment parts headers twice to parse filename
	- Fix checking for recent messages on various IMAP servers (#2055)
	- Performance fix: Don't fetch quota and recent messages in "message view" mode
	- Fix displaying of alternative-inside-alternative messages (#2061)
	- Fix MDNSent flag checking, use arbitrary keywords (asterisk) flag (#2059)
	- Fix creation of folders with '&' sign in name
	- Fix parsing of email addresses without angle brackets (#2048)
	- Save spellcheck corrections when switching from plain to html editor (and spellchecking is on)
	- Fix large search results on server without SORT capability (#2031)
	- Get rid of preg_replace() with eval modifier and create_function usage (#2042)
	- Bring back `<base>` and `<link>` tags in HTML messages
	- Fix XSS vulnerability through background attributes [CVE-2009-0413]
	- Fix problems with backslash as IMAP hierarchy delimiter (#1116)
	- Secure vcard export by getting rid of preg's 'e' modifier use (#2045)
	- Fix authentication when submitting form with existing session (#2037)
	- Allow absolute URLs to images in HTML messages/sigs (#2029)
	- Fix message body which contains both inline attachments and emotions
	- Fix SQL query execution errors handling in rcube_mdb2 class (#1907)
	- Fix address names with '@' sign handling (#2022)
	- Improve messages display performance
	- Fix messages searching with 'to:' modifier

	## Release 0.2-STABLE

	- Fix mark popup in IE 7 (#1785)
	- Fix line-break issue when copy & paste in Firefox (#1832)
	- Fix autocomplete "unknown server error" (#2008)
	- Fix STARTTLS before AUTH in SMTP connection (#1415)
	- Support multiple quota values in QUOTAROOT response (#1999)
	- Only abbreviate file name for IE < 7 browsers (#1548)
	- Performance: allow setting imap root dir and delimiter before connect (#1628)
	- Fix sorting of folders with more than 2 levels (#1953)
	- Fix search results page jumps in LDAP addressbook (#1689)
	- Fix empty line before the signature in IE (#1769)
	- Fix horizontal scrollbar in preview pane on IE (#1228)
	- Add Robots meta tag in login page and installer (#1385)
	- Added 'show_images' option, removed 'addrbook_show_images' (#1977)
	- Option to check for new mails in all folders (#1053)
	- Don't set client busy when checking for new messages (#1706)
	- Allow UTF-8 folder names in config (#1960)
	- Add junk_mbox option configuration in installer (#1960)
	- Do serverside addressbook queries for autocompletion (#1925)
	- Allow setting attachment col position in 'list_cols' option
	- Allow override 'list_cols' via skin (#1958)
	- Fix 'cache' table cleanup on session destroy (#1913)
	- Increase speed of session destroy and garbage clean up
	- Fix session timeout when DB server got clock skew (#1890)
	- Fix handling of some malformed messages (#1099)
	- Speed up raw message body handling
	- Better HTML entities conversion in html2text (#1916)
	- Fix big memory consumption and speed up searching on servers without SORT capability
	- Fix setting locale to tr_TR, ku and az_AZ (#1872)
	- Use SORT for searching on servers with SORT capability
	- Added message status filter
	- Fix empty file sending (#1801)
	- Improved searching with many criteria (calling one SEARCH command)
	- Fix HTML editor initialization on IE (#1731)
	- Add warning when switching editor mode from html to plain (#1888)
	- Make identities list scrollable (#1930)
	- Fix problem with numeric folder names (#1922)
	- Added BYE response simple support to prevent from endless loops in imap.inc (#777)
	- Fix unread message unintentionally marked as read if read_when_deleted=true (#1819)
	- Remove port number from SERVER_NAME in smtp_helo_host (#1915)
	- Don't send disposition notification receipts for messages marked as 'read' (#1918)
	- Added 'keep_alive' and 'min_keep_alive' options (#1777)
	- Added option 'identities_level', removed 'multiple_identities'
	- Allow deleting identities when multiple_identities=false (#1840)
	- Added option focus_on_new_message (#1789)
	- Fix html2text class autoloading on Windows (#1904)
	- Fix html signature formatting when identity save error occurred (#1833)
	- Add feedback and set busy when moving folder (#1897)
	- Fix 'Empty' link visibility for some languages e.g. Slovak (#1889)
	- Fix messages count bar overlapping (#1703)
	- Fix adding signature in drafts compose mode (#1884)
	- Fix iil_C_Sort() to support very long and/or divided responses (#1713)
	- Fix matching case sensitivity when setting identity on reply (#1881)
	- Prefer default identity on reply
	- Fix imap searching on ISMail server (#1870)
	- Add css class for flagged messages (#1868)
	- Write username instead of id in sendmail log (#1879)
	- Fix htmlspecialchars() use for PHP version < 5.2.3 (#1877)
	- Fix js keywords escaping in json_serialize() for IE/Opera (#1874)
	- Added bin/killcache.php script (#1839)
	- Add support for SJIS, GB2312, BIG5 in rc_detect_encoding()
	- Fix vCard file encoding detection for non-UTF-8 strings (#1820)
	- Add 'skip_deleted' option in User Preferences (#1850)
	- Minimize "inline" javascript scripts use (#1838)
	- Fix css class setting for folders with names matching defined classes names (#1772)
	- Fix race conditions when changing mailbox
	- Fix spellchecking when switching to html editor (#1779)
	- Fix compose window width/height (#1807)
	- Allow calling msgimport.sh/msgexport.sh from any directory (#1837)
	- Localized filesize units (#1760)
	- Better handling of "no identity" and "no email in identity" situations (#1592)
	- Added 'mime_param_folding' option with possibility to choose long/non-ascii attachment names encoding e.g. to be readable in MS Outlook/OE (#1743)
	- Added "advanced options" feature in User Preferences
	- Fix unread counter when displaying cached massage in preview panel (#1720)
	- Fix htmleditor spellchecking on MS Windows (#1808)
	- Fix problem with non-ascii attachment names in Mail_mime (#1700, #1576)
	- Fix language autodetection (#1812)
	- Fix button label in folders management (#1816)
	- Fix collapsed folder not indicating unread msgs count of all subfolders (#1814)
	- Fix handling of apostrophes in filenames decoded according to rfc2231

	## Release 0.2-BETA

	- Made config files location configurable (#1664)
	- Reduced memory footprint when forwarding attachments (#1764)
	- Allow and use spellcheck attribute for input/textarea fields (#1545)
	- Added icons for forwarded/forwarded+replied messages (#1691)
	- Added Reply-To to forwarded emails (#1739)
	- Display progress message for folders create/delete/rename (#1774)
	- Smart Tags and NOBR tag support in html messages (#1780, #1748)
	- Redesign of the identities settings (#836)
	- Add config option to disable creation/deletion of identities (#1139)
	- Added 'sendmail_delay' option to restrict messages sending interval (#1135)
	- Added vertical splitter for folders list resizing
	- Added possibility to view all headers in message view
	- Fixed splitter drag/resize on Opera (#1626)
	- Fixed quota img height/width setting from template (#1396)
	- Refactor drag & drop functionality. Don't rely on browser events anymore (#1108)
	- Insert "virtual" folders in subscription list (#1333)
	- Added link to open message in new window
	- Enable export of address book contacts as vCard
	- Add feature to import contacts from vcard files (#395)
	- Respect Content-Location headers in multipart/related messages according to RFC2110 (#1464)
	- Allowed max. attachment size now indicated in compose screen (#1523)
	- Also capture backspace key in list mode (#1186)
	- Allow application/pgp parts to be displayed (#1309)
	- Correctly handle options in mailto-links (#1671)
	- Immediately save sort_col/sort_order in user prefs (#1698)
	- Truncate very long (above 50 characters) attachment filenames when displaying
	- Allow to auto-detect client language if none set (#1095)
	- Auto-detect the client timezone (user configurable)
	- Add RFC2231 header value continuations support for attachment filenames + hack for servers that not support that feature
	- Fix Reply-To header displaying (#1738)
	- Mark form buttons that provide the most obvious operation (mainaction)
	- Added option 'quota_zero_as_unlimited' (#1206)
	- Added PRE handling in html2text class (#1301)
	- Added folder hierarchy collapsing
	- Added options to use syslog instead of log file (#1389)
	- Added Logging & Debugging section in Installer
	- Fix In-Reply-To and References headers when composing saved draft message (#1718)
	- Fix html message charset conversion for charsets with underline (#1717)
	- Fix buttons status after contacts deletion (#1675)
	- Fix escaping of To: and From: fields when building message body for reply or forward in the HTML editor (#1432)
	- Use current mailbox name in template (#1690)
	- Better fix for skipping untagged responses (#1694)
	- Added pspell support patch by Kris Steinhoff (#781)
	- Enable spellchecker for HTML editor (#1589)
	- Respect spellcheck_uri in tinyMCE spellchecker (#941)
	- Case insensitive contacts searching using PostgreSQL (#1692)
	- Make default imap folders configurable for each user (#1558)
	- Save outgoing mail to selectable folder (#1324581)
	- Fix hiding of mark menu when clicking th button again (#1463)
	- Use long date format in print mode (#1643)
	- Updated TinyMCE to version 3.1.0.1
	- Re-enable autocomplete attribute for login form (#1661)
	- Check PERMANENTFLAGS before saving $MDNSent flag (#1478, #1485163)
	- Added flag column on messages list (#1220)
	- Patched Mail/MimePart.php (http://pear.php.net/bugs/bug.php?id=14232)
	- Allow trash/junk subfolders to be purged (#1568)
	- Store compose parameters in session and redirect to a unique URL
	- Fixed CRAM-MD5 authentication (#1364)
	- Fixed forwarding messages with one HTML attachment (#1103)
	- Fixed encoding of message/rfc822 attachments and image/pjpeg handling (#1439)
	- Added option to select skin in user preferences
	- Added option to configure displaying of attached images below the message body
	- Added option to display images in messages from known senders (#1204)
	- User preferences grouped in more fieldsets
	- Fix corrupted MIME headers of messages in Sent folder (#1587)
	- Fixed bug in MDB2 package: http://pear.php.net/bugs/bug.php?id=14124
	- Use keypress instead of keydown to select list's row (#1362)
	- Don't call expunge and don't remove message row after message move if flag_for_deletion is set to true (#1505)

	## Release 0.2-ALPHA

	- Added option to disable autocompletion from selected LDAP address books (#1445)
	- TLS support in LDAP connections: 'use_tls' property (#1581)
	- Fixed removing messages from search set after deleting them (#1583)
	- imap.inc: Fixed iil_C_FetchStructureString() to handle many
	literal strings in response (#1483)
	- Support for subfolders in default/protected folders (#1250)
	- Disallowed delimiter in folder name (#1351)
	- Support " and \ in folder names
	- Escape \ in login (#1214)
	- Better HTML sanitization with the DOM-based washtml script (#1276)
	- Fixed sorting of folders with non-ascii characters
	- Fixed Mysql DDL for default identities creation (#1554)
	- In Preferences added possibility to configure 'read_when_deleted',
	'mdn_requests', 'flag_for_deletion' options
	- Made IMAP auth type configurable (#683)
	- Fixed empty values with FROM_UNIXTIME() in rcube_mdb2 (#1540)
	- Fixed attachment list on IE 6/7 (#1355)
	- Fixed JavaScript in compose.html that shows cc/bcc fields if populated
	- Make password input fields of type password in installer (#1417)
	- Don't attempt to delete cache entries if enable_caching is FALSE (#1537)
	- Optimized messages sorting on servers without sort capability (#1535)
	- Corrected message headers decoding when charset isn't specified and improved
	support for native languages (#1536, #1534)
	- Expanded LDAP configuration options to support LDAP server writes.
	- Installer: encode special characters in DB username/password (#1529)
	- Fixed management of folders with national characters in names (#1526, #1504)
	- Fixed identities saving when using MDB2 pgsql driver (#1525)
	- Fixed BCC header reset (#1501)
	- Improved messages list performance - patch from Justin Heesemann
	- Append skin_path to images location only when it starts with '/' sign (#1398)
	- Fix IMAP response in message body when message has no body (#1479)
	- Fixed non-RFC dates formatting (#1429)
	- Fixed typo in set_charset() (#1498)
	- Decode entities when inserting HTML signature to plain text message (#1497)
	- HTML editing is now working with PHP5 updates and TinyMCE v3.0.6
	- Fixed signature loading on Windows (#1169)
	- Added language support to HTML editing (#1401)
	- Fixed remove signature when replying (#446)
	- Fixed problem with line with a space at the end (#1440)
	- Fixed `<!DOCTYPE>` tag filtering (#1066)
	- Fixed `<?xml>` tag filtering (#1075)
	- Added sections (fieldset+label) in Settings interface
	- Mark as read in one action with message preview (#1486)
	- Deleted redundant quota reads (#1486)
	- Added options for empty trash and expunge inbox on logout (#707)
	- Removed lines wrapping when displaying message
	- Fixed month localization
	- Changed codebase to PHP5 with autoloader

	## Release 0.1.1

	- Clear selection when selecting single item (#1461)
	- Remove hard-coded image size in skin templates (#1423)
	- Database schema improvements (dropped unnecessary indexes)
	- Fixed creating a new folder with a comma in its name (#1263)
	- Fixed sorting of messages when default mailbox is empty (#1020)
	- Improve message previewpane - less loading (#1019)
	- Fixed login form autocompletion (#1378)
	- Fixed virtuser_query option for mdb2 backend (#1409)
	- Fixed attachment restoring from Drafts when message body was empty (#1144)
	- Fixed usage of ob_gzhandler (#1390)
	- Fixed message part window in IE6 (#1211)
	- Fixed decoding of mime-encoded strings (#938)
	- Fixed some iconv/mb_string problems (#1202)
	- Correctly quote mailbox name when using in URL (#1016)
	- Fixed "headers already sent" errors (#1399)

	## Release 0.1-STABLE

	- Added interactive installer script
	- Fix folder adding/renaming inspired by #1349
	- Localize folder name in page title (#1338)
	- Fix code using wrong variable name (#818)
	- Allow to send mail with BCC recipients only
	- condense TinyMCE toolbar down to one line, removing table buttons (#1306)
	- Add function to mark the selected messages as read/unread (#641)
	- Also do charset decoding as suggested in RFC 2231 (fix #1022)
	- Show message count in folder list and hint when creating a subfolder
	- Distinguish ssl and tls for imap connections (#1252)
	- Added some charset aliases to fix typical mis-labelling (#1185)
	- Remember decision to display images for a certain message during session (#1310)
	- Truncate attachment filenames to 55 characters due to an IE bug (#1313)
	- Make sending of read receipts configurable
	- Respect config when localize folder names (#1280)
	- Also respect receipt and priority settings when re-opening a draft message
	- Remember search results (closes #722), patch by the_glu
	- Add Received header on outgoing mail
	- Upgrade to TinyMCE 2.1.3
	- Allow inserting image attachments into HTML messages while composing (#1179)
	- Implement Message-Disposition-Notification (Receipts)
	- Fix overriding of session vars when register_globals is on (#1255)
	- Fix bug with case-sensitive folder names (#973)
	- Don't create default folders by default
	- Fixed some potential security risks (audited by Andris)
	- Only show new messages if they match the current search (#925)
	- Switch to/from when searching in Sent folder (#1177)
	- Correctly read the References header (#1236)
	- Unset old cookie before sending a new value (#1232)
	- Correctly decode attachments when downloading them (#1235 and #1484642)
	- Suppress IE errors when clearing attachments form (#1043)
	- Log error when login fails due to auto_create_user turned off
	- Filter linked/imported CSS files (closes #844)
	- Improve message compose screen (closes #1060)
	- Select next row after removing one from list (#1063)

	## Release 0.1-RC2

	- Enable drag-&-dropping of folders to a new parent and allow to create subfolders (#637)
	- Suppress IE errors when clearing attachments form (#1043)
	- Set preferences field in user table to NULL (#1062)
	- Log error when login fails due to auto_create_user turned off
	- Filter linked/imported CSS files (closes #844)
	- Improve message compose screen (closes #1060)
	- Select next row after removing one from list (#1063)
	- Make smtp HELO/EHLO hostname configurable (#851)
	- IPv6 Compatibility (#1023), Patch #1484373
	- Unlock interface when message sending fails (#1188)
	- Eval PHP code in template includes (if configured)
	- Show message when folder is empty. Mo more static text in table (#1068)
	- Only display unread count in page title when new messages arrived
	- Fixed wrong delete button tooltip (#785)
	- Fixed charset encoding bug (#1091)
	- Applied patch for LDAP version (#1175)
	- Improved XHTML validation
	- Fix message list selection (#1174)
	- Better fix lowercased usernames (#1120)
	- Update pngbehavior Script as suggested in #1134
	- Fixed moving/deleting messages when more than 1 is selected
	- Applied patch for LDAP contacts listing by Glen Ogilvie
	- Applied patch for more address fields in LDAP contacts (#1074)
	- Add alternative for getallheaders() (fix #1146)
	- Identify mailboxes case-sensitive
	- Sort mailbox list case-insensitive (closes #1032)
	- Fix display of multipart messages from Apple Mail (closes #823)
	- Protect AJAX request from being fetched by a foreign site (XSS)
	- Make autocomplete for loginform configurable by the skin template
	- Fix compose function from address book (closes #1089)
	- Added //IGNORE to iconv call (patch #1086, closes #821)
	- Check if mbstring supports charset (#1003 and #1004)
	- Prefer iconv over mbstring (as suggested in #1004)
	- Check filesize of template includes (#1079)
	- Fixed bug with buttons not dimming/enabling properly after switching folders
	- Fixed compose window becoming unresponsive after saving a draft (#1132)
	- Re-enabled "Back" button in compose window now that bug #1132 is fixed
	- Fixed unresponsive interface issue when downloading attachments (#1138)
	- Lowered status message time from 5 to 3 seconds to improve responsiveness
	- Raised .htaccess upload_max_filesize from 2M to 5M to differ from default php.ini
	- Increased "mailboxcontrols" mail.css width from 160 to 170px to fix non-english languages (#1140)
	- Fix status message bug #1114 with regard to #1041
	- Fix address adding bug reported by David Koblas
	- Applied socket error patch by Thomas Mangin
	- Pass-by-reference workaround for PHP5 in sendmail.inc
	- Fixed buggy imap_root settings (closes #1056)
	- Prevent default events on subject links (#1071)
	- Use HTTP-POST requests for actions that change state

	## Release 0.1-RC1

	- Use global filters and bind username/ for Ldap searches (#909)
	- Hide quota display if imap server does not support it
	- Hide address groups if no LDAP servers configured
	- Add link to message subjects (closes #982)
	- Better SQL query for contact listing/search (closes #1051)
	- Fixed marking as read in preview pane (closes #1048)
	- CSS hack to display attachments correctly in IE6
	- Wrap message body text (closes #901)
	- LDAP access is back in address book (closes #864)
	- Added search function for contacts
	- New Template parsing and output encoding
	- Fixed bugs #884 and #793
	- Fixed message moving procedure (closes #1013)
	- Fixed display of multiple attachments (closes #647)
	- Fixed check for new messages (closes #1015)
	- List attachments without filename
	- New session authentication: Change sessid cookie when login, authentication with sessauth cookie is now configurable.
	Should close bugs #774 and #1484299
	- Correctly translate mailbox names (closes #993)
	- Quote e-mail address links (closes #1007)
	- Updated PEAR::Mail_mime package
	- Accept single quotes for HTML attributes when modifying message body (thanks Jason)
	- Sanitize input for new users/identities (thanks Colin Alston)
	- Don't download HTML message parts
	- Convert HTML parts to plaintext if 'prefer_html' is off
	- Correctly parse message/rfc822 parts (closes #838)
	- Also use user_id for unique key in messages table (closes #857)
	- Hide contacts drop down on blur (closes #946)
	- Make entries in contacts drop down clickable
	- Turn off browser autocompletion on login page
	- Quote `<?` in text/html message parts
	- Hide border around radio buttons
	- Applied patch for attachment download by crichardson (closes #943)
	- Fixed bug in Postgres DB handling (closes #852)
	- Fixed bug of invalid calls to fetchRow() in rcube_db.inc (closes #996)
	- Fixed array_merge bug (closes #997)
	- Fixed flag for deletion in list view (closes #987)
	- Finally support semicolons as recipient separator (closes ##976)
	- Fixed message headers (subject) encoding
	- check if safe mode is on or not (closes #990)
	- Show "no subject" in message list if subject is missing (closes #971)
	- Solved page caching of message preview (closes #905)
	- Only use gzip compression if configured (closes #967)
	- Fixed priority selector issue (#903)
	- Fixed some CSS issues in default skin (closes #951 and #911)
	- Prevent from double quoting of numeric HTML character references (closes #978)
	- Fixed display of HTML message attachments (closes #927)
	- Applied patch for preview caching (closes #933)
	- Added error handling for attachment uploads
	- Use multibyte safe string functions where necessary (closes #798)
	- Applied security patch to validate the submitted host value (by Kees Cook)
	- Applied security patch to validate input values when deleting contacts (by Kees Cook)
	- Applied security patch that sanitizes emoticon paths when attaching them (by Kees Cook)
	- Applied a patch to more aggressively sanitize a HTML message
	- Visualize blocked images in HTML messages
	- Fixed wrong message listing when showing search results (closes #890)
	- Show remote images when opening HTML message part as attachment
	- Improve memory usage when sending mail (closes #871)
	- Mark messages as read once the preview is loaded (closes #1484132)
	- Include smtp final response in log (closes #862)
	- Corrected date string in sent message header (closes #887)
	- Correctly choose "To" column in sent and draft mailboxes (closes #769)
	- Changed tooltips for message browse buttons (closes #757)
	- Fixed signature delimiter character to be standard (Bug #830)
	- Fixed XSS vulnerability (Bug #877)
	- Remove newlines from mail headers (Bug #827)
	- Selection issues when moving/deleting (Bug #837)
	- Applied patch of Clement Moulin for imap host auto-selection
	- ISO-encode IMAP password for plaintext login (Bugs #792 & #723)
	- Fixed folder name encoding in subscription list (Bug #879)
	- Fixed JS errors in identity list (Bug #885)
	- Translate foldernames in folder form (closes #879)
	- Added first and last buttons to message list, address book
	and message detail
	- Pressing Shift-Del bypasses Trash folder
	- Enable purge command for Junk folder
	- Fetch all aliases if virtuser_query is used instead
	- Re-enabled multi select of contacts (Bug #817)
	- Enable contact editing right after creation (Bug #644)
	- Correct UTF-7 to UTF-8 conversion if mbstring is not available
	- Fixed IMAP fetch of message body (Bug #819)
	- Fixed safe_mode problems (Bug #539)
	- Fixed wrong header encoding (Bug #1483976)
	- Made automatic draft saving configurable
	- Fixed JS bug when renaming folders (Bug #799)
	- Added quota display as image (by Brett Patterson)
	- Corrected creation of a message-id
	- New indentation for quoted message text
	- Improved HTML validity
	- Fixed URL character set (Ticket #616)
	- Fixed saving of contact into MySQL from LDAP query results (Ticket #681)
	- Fixed folder renaming: unsubscribe before rename (Bug #750)
	- Finalized new message parsing (+ caching)
	- Fixed wrong usage of mbstring (Bug #645)
	- Set default spelling language (Ticket #764)
	- Added support for Nox Spell Server
	- Re-built message parsing (Bug #422)
	Now based on the message structure delivered by the IMAP server.
	- Fixed some XSS and SQL injection issues
	- Fixed charset problems with folder renaming
	diff --git a/config/defaults.inc.php b/config/defaults.inc.php
	index a7f6c2c95..7c814090d 100644
	--- a/config/defaults.inc.php
	+++ b/config/defaults.inc.php
	@@ -1,1496 +1,1496 @@
	<?php

	// ---------------------------------------------------------------------
	// WARNING: Do not edit this file! Copy configuration to config.inc.php.
	// ---------------------------------------------------------------------

	/*
	+-----------------------------------------------------------------------+
	\| Default settings for all configuration options \|
	\| \|
	\| This file is part of the Roundcube Webmail client \|
	\| Copyright (C) The Roundcube Dev Team \|
	\| \|
	\| Licensed under the GNU General Public License version 3 or \|
	\| any later version with exceptions for skins & plugins. \|
	\| See the README file for a full license statement. \|
	+-----------------------------------------------------------------------+
	*/

	$config = [];

	// ----------------------------------
	// SQL DATABASE
	// ----------------------------------

	// Database connection string (DSN) for read+write operations
	// Format (compatible with PEAR MDB2): db_provider://user:password@host/database
	// Currently supported db_providers: mysql, pgsql, sqlite, mssql, sqlsrv, oracle
	// For examples see https://pear.php.net/manual/en/package.database.mdb2.intro-dsn.php
	// Note: for SQLite use absolute path (Linux): 'sqlite:////full/path/to/sqlite.db?mode=0646'
	// or (Windows): 'sqlite:///C:/full/path/to/sqlite.db'
	// Note: Various drivers support various additional arguments for connection,
	// for Mysql: key, cipher, cert, capath, ca, verify_server_cert,
	// for Postgres: application_name, sslmode, sslcert, sslkey, sslrootcert, sslcrl, sslcompression, service.
	// e.g. 'mysql://roundcube:@localhost/roundcubemail?verify_server_cert=false'
	$config['db_dsnw'] = 'mysql://roundcube:@localhost/roundcubemail';

	// Database DSN for read-only operations (if empty write database will be used)
	// useful for database replication
	$config['db_dsnr'] = '';

	// Disable the use of already established dsnw connections for subsequent reads
	$config['db_dsnw_noread'] = false;

	// use persistent db-connections
	// beware this will not "always" work as expected
	// see: https://www.php.net/manual/en/features.persistent-connections.php
	$config['db_persistent'] = false;

	// you can define specific table (and sequence) names prefix
	$config['db_prefix'] = '';

	// Mapping of table names and connections to use for ALL operations.
	// This can be used in a setup with replicated databases and a DB master
	// where read/write access to cache tables should not go to master.
	$config['db_table_dsn'] = [
	// 'cache' => 'r',
	// 'cache_index' => 'r',
	// 'cache_thread' => 'r',
	// 'cache_messages' => 'r',
	];

	// It is possible to specify database variable values e.g. some limits here.
	// Use them if your server is not MySQL or for better performance.
	// For example Roundcube uses max_allowed_packet value (in bytes)
	// which limits query size for database cache operations.
	$config['db_max_allowed_packet'] = null;


	// ----------------------------------
	// LOGGING/DEBUGGING
	// ----------------------------------

	// log driver: 'syslog', 'stdout' or 'file'.
	$config['log_driver'] = 'file';

	// date format for log entries
	// (read https://php.net/manual/en/function.date.php for all format characters)
	$config['log_date_format'] = 'd-M-Y H:i:s O';

	// length of the session ID to prepend each log line with
	// set to 0 to avoid session IDs being logged.
	$config['log_session_id'] = 8;

	// Default extension used for log file name
	$config['log_file_ext'] = '.log';

	// Syslog ident string to use, if using the 'syslog' log driver.
	$config['syslog_id'] = 'roundcube';

	// Syslog facility to use, if using the 'syslog' log driver.
	// For possible values see installer or https://php.net/manual/en/function.openlog.php
	$config['syslog_facility'] = LOG_USER;

	// Activate this option if logs should be written to per-user directories.
	// Data will only be logged if a directory <log_dir>/<username>/ exists and is writable.
	$config['per_user_logging'] = false;

	// Log sent messages to <log_dir>/sendmail.log or to syslog
	$config['smtp_log'] = true;

	// Log successful/failed logins to <log_dir>/userlogins.log or to syslog
	$config['log_logins'] = false;

	// Log session debug information/authentication errors to <log_dir>/session.log or to syslog
	$config['session_debug'] = false;

	// Log SQL queries to <log_dir>/sql.log or to syslog
	$config['sql_debug'] = false;

	// Log IMAP conversation to <log_dir>/imap.log or to syslog
	$config['imap_debug'] = false;

	// Log LDAP conversation to <log_dir>/ldap.log or to syslog
	$config['ldap_debug'] = false;

	// Log SMTP conversation to <log_dir>/smtp.log or to syslog
	$config['smtp_debug'] = false;

	// Log Memcache conversation to <log_dir>/memcache.log or to syslog
	$config['memcache_debug'] = false;

	// Log APC conversation to <log_dir>/apc.log or to syslog
	$config['apc_debug'] = false;

	// Log Redis conversation to <log_dir>/redis.log or to syslog
	$config['redis_debug'] = false;


	// ----------------------------------
	// IMAP
	// ----------------------------------

	// The IMAP host (and optionally port number) chosen to perform the log-in.
	// Leave blank to show a textbox at login, give a list of hosts
	// to display a pulldown menu or set one host as string.
	// Enter hostname with prefix ssl:// to use Implicit TLS, or use
	// prefix tls:// to use STARTTLS.
	// If port number is omitted it will be set to 993 (for ssl://) or 143 otherwise.
	// Supported replacement variables:
	// %n - hostname ($_SERVER['SERVER_NAME'])
	// %t - hostname without the first part
	// %d - domain (http hostname $_SERVER['HTTP_HOST'] without the first part)
	// %s - domain name after the '@' from e-mail address provided at login screen
	// For example %n = mail.domain.tld, %t = domain.tld
	// WARNING: After hostname change update of mail_host column in users table is
	// required to match old user data records with the new host.
	$config['imap_host'] = 'localhost:143';

	// IMAP authentication method (DIGEST-MD5, CRAM-MD5, LOGIN, PLAIN or null).
	// Use 'IMAP' to authenticate with IMAP LOGIN command.
	// By default the most secure method (from supported) will be selected.
	$config['imap_auth_type'] = null;

	// IMAP socket context options
	// See https://php.net/manual/en/context.ssl.php
	// The example below enables server certificate validation
	//
	// proxy_protocol is used to inject HAproxy style headers in the TCP stream
	// See http://www.haproxy.org/download/1.6/doc/proxy-protocol.txt
	// WARNING: Please note this is currently incompatible with implicit ssl,
	// since the proxy protocol preamble is expected before the ssl handshake.
	//$config['imap_conn_options'] = [
	-// 'ssl' => [
	-// 'verify_peer' => true,
	-// 'verify_depth' => 3,
	-// 'cafile' => '/etc/openssl/certs/ca.crt',
	-// ],
	-// 'proxy_protocol' => 1 \| 2 \| [ // required (either version number (1\|2) or array with 'version' key)
	-// 'version' => 1 \| 2, // required, if array
	-// 'remote_addr' => $_SERVER['REMOTE_ADDR'],
	-// 'remote_port' => $_SERVER['REMOTE_PORT'],
	-// 'local_addr' => $_SERVER['SERVER_ADDR'],
	-// 'local_port' => $_SERVER['SERVER_PORT'],
	-// ],
	-// ];
	+// 'ssl' => [
	+// 'verify_peer' => true,
	+// 'verify_depth' => 3,
	+// 'cafile' => '/etc/openssl/certs/ca.crt',
	+// ],
	+// 'proxy_protocol' => 1 \| 2 \| [ // required (either version number (1\|2) or array with 'version' key)
	+// 'version' => 1 \| 2, // required, if array
	+// 'remote_addr' => $_SERVER['REMOTE_ADDR'], // optional
	+// 'remote_port' => $_SERVER['REMOTE_PORT'], // optional
	+// 'local_addr' => $_SERVER['SERVER_ADDR'], // optional
	+// 'local_port' => $_SERVER['SERVER_PORT'], // optional
	+// ],
	+//];
	// Note: These can be also specified as an array of options indexed by hostname
	$config['imap_conn_options'] = null;

	// IMAP connection timeout, in seconds. Default: 0 (use default_socket_timeout)
	$config['imap_timeout'] = 0;

	// Optional IMAP authentication identifier to be used as authorization proxy
	$config['imap_auth_cid'] = null;

	// Optional IMAP authentication password to be used for imap_auth_cid
	$config['imap_auth_pw'] = null;

	// If you know your imap's folder delimiter, you can specify it here.
	// Otherwise it will be determined automatically
	$config['imap_delimiter'] = null;

	// If you know your imap's folder vendor, you can specify it here.
	// Otherwise it will be determined automatically. Use lower-case
	// identifiers, e.g. 'dovecot', 'cyrus', 'gimap', 'hmail', 'uw-imap'.
	$config['imap_vendor'] = null;

	// If IMAP server doesn't support NAMESPACE extension, but you're
	// using shared folders or personal root folder is non-empty, you'll need to
	// set these options. All can be strings or arrays of strings.
	// Note: Folders need to be ended with directory separator, e.g. "INBOX."
	// (special directory "~" is an exception to this rule)
	// Note: These can be used also to overwrite server's namespaces
	// Note: Set these to FALSE to disable access to specified namespace
	$config['imap_ns_personal'] = null;
	$config['imap_ns_other'] = null;
	$config['imap_ns_shared'] = null;

	// By default IMAP capabilities are read after connection to IMAP server
	// In some cases, e.g. when using IMAP proxy, there's a need to refresh the list
	// after login. Set to True if you've got this case.
	$config['imap_force_caps'] = false;

	// By default list of subscribed folders is determined using LIST-EXTENDED
	// extension if available. Some servers (dovecot 1.x) returns wrong results
	// for shared namespaces in this case. https://github.com/roundcube/roundcubemail/issues/2474
	// Enable this option to force LSUB command usage instead.
	// Deprecated: Use imap_disabled_caps = ['LIST-EXTENDED']
	$config['imap_force_lsub'] = false;

	// Some server configurations (e.g. Courier) doesn't list folders in all namespaces
	// Enable this option to force listing of folders in all namespaces
	$config['imap_force_ns'] = false;

	// Some servers return hidden folders (name starting with a dot)
	// from user home directory. IMAP RFC does not forbid that.
	// Enable this option to hide them and disable possibility to create such.
	$config['imap_skip_hidden_folders'] = false;

	// Some servers do not support folders with both folders and messages inside
	// If your server supports that use true, if it does not, use false.
	// By default it will be determined automatically (once per user session).
	$config['imap_dual_use_folders'] = null;

	// List of disabled imap extensions.
	// Use if your IMAP server has broken implementation of some feature
	// and you can't remove it from CAPABILITY string on server-side.
	// For example UW-IMAP server has broken ESEARCH.
	// Note: Because the list is cached, re-login is required after change.
	$config['imap_disabled_caps'] = [];

	// Log IMAP session identifiers after each IMAP login.
	// This is used to relate IMAP session with Roundcube user sessions
	$config['imap_log_session'] = false;

	// Type of IMAP indexes cache. Supported values: 'db', 'apc' and 'memcache' or 'memcached'.
	$config['imap_cache'] = null;

	// Enables messages cache. Only 'db' cache is supported.
	// This requires an IMAP server that supports QRESYNC and CONDSTORE
	// extensions (RFC7162). See synchronize() in program/lib/Roundcube/rcube_imap_cache.php
	// for further info, or if you experience syncing problems.
	$config['messages_cache'] = false;

	// Lifetime of IMAP indexes cache. Possible units: s, m, h, d, w
	$config['imap_cache_ttl'] = '10d';

	// Lifetime of messages cache. Possible units: s, m, h, d, w
	$config['messages_cache_ttl'] = '10d';

	// Maximum cached message size in kilobytes.
	// Note: On MySQL this should be less than (max_allowed_packet - 30%)
	$config['messages_cache_threshold'] = 50;


	// ----------------------------------
	// SMTP
	// ----------------------------------

	// SMTP server host (and optional port number) for sending mails.
	// Enter hostname with prefix ssl:// to use Implicit TLS, or use
	// prefix tls:// to use STARTTLS.
	// If port number is omitted it will be set to 465 (for ssl://) or 587 otherwise.
	// Supported replacement variables:
	// %h - user's IMAP hostname
	// %n - hostname ($_SERVER['SERVER_NAME'])
	// %t - hostname without the first part
	// %d - domain (http hostname $_SERVER['HTTP_HOST'] without the first part)
	// %z - IMAP domain (IMAP hostname without the first part)
	// For example %n = mail.domain.tld, %t = domain.tld
	// To specify different SMTP servers for different IMAP hosts provide an array
	// of IMAP host (no prefix or port) and SMTP server e.g. ['imap.example.com' => 'smtp.example.net']
	$config['smtp_host'] = 'localhost:587';

	// SMTP username (if required)
	// Note: %u variable will be replaced with current user's username
	// Note: To disable user authentication set smtp_user and smtp_pass to ''.
	$config['smtp_user'] = '%u';

	// SMTP password (if required)
	// Note: When set to '%p' current user's password will be used
	// Note: To disable user authentication set smtp_user and smtp_pass to ''.
	$config['smtp_pass'] = '%p';

	// SMTP AUTH type (DIGEST-MD5, CRAM-MD5, LOGIN, PLAIN or empty to use
	// best server supported one)
	$config['smtp_auth_type'] = null;

	// Optional SMTP authentication identifier to be used as authorization proxy
	$config['smtp_auth_cid'] = null;

	// Optional SMTP authentication password to be used for smtp_auth_cid
	$config['smtp_auth_pw'] = null;

	// Pass the username (XCLIENT LOGIN) to the server
	$config['smtp_xclient_login'] = false;

	// Pass the remote IP (XCLIENT ADDR) to the server
	$config['smtp_xclient_addr'] = false;


	// SMTP HELO host
	// Hostname to give to the remote server for SMTP 'HELO' or 'EHLO' messages
	// Leave this blank and you will get the server variable 'server_name' or
	// localhost if that isn't defined.
	$config['smtp_helo_host'] = '';

	// SMTP connection timeout, in seconds. Default: 0 (use default_socket_timeout)
	// Note: There's a known issue where using ssl connection with
	// timeout > 0 causes connection errors (https://bugs.php.net/bug.php?id=54511)
	$config['smtp_timeout'] = 0;

	// SMTP socket context options
	// See https://php.net/manual/en/context.ssl.php
	// The example below enables server certificate validation, and
	// requires 'smtp_timeout' to be non zero.
	// $config['smtp_conn_options'] = [
	// 'ssl' => [
	// 'verify_peer' => true,
	// 'verify_depth' => 3,
	// 'cafile' => '/etc/openssl/certs/ca.crt',
	// ],
	// ];
	// Note: These can be also specified as an array of options indexed by hostname
	$config['smtp_conn_options'] = null;


	// ----------------------------------
	// OAuth
	// ----------------------------------

	// Enable OAuth2 by defining a provider. Use 'generic' here
	$config['oauth_provider'] = null;

	// Provider name to be displayed on the login button
	$config['oauth_provider_name'] = 'Google';

	// Mandatory: OAuth client ID for your Roundcube installation
	$config['oauth_client_id'] = null;

	// Mandatory: OAuth client secret
	$config['oauth_client_secret'] = null;

	// Mandatory: URI for OAuth user authentication (redirect)
	$config['oauth_auth_uri'] = null;

	// Mandatory: Endpoint for OAuth authentication requests (server-to-server)
	$config['oauth_token_uri'] = null;

	// Optional: Endpoint to query user identity if not provided in auth response
	$config['oauth_identity_uri'] = null;

	// Optional: disable SSL certificate check on HTTP requests to OAuth server
	// See https://docs.guzzlephp.org/en/stable/request-options.html#verify for possible values
	$config['oauth_verify_peer'] = true;

	// Mandatory: OAuth scopes to request (space-separated string)
	$config['oauth_scope'] = null;

	// Optional: additional query parameters to send with login request (hash array)
	$config['oauth_auth_parameters'] = [];

	// Optional: array of field names used to resolve the username within the identity information
	$config['oauth_identity_fields'] = null;

	// Boolean: automatically redirect to OAuth login when opening Roundcube without a valid session
	$config['oauth_login_redirect'] = false;

	// Optional: For backends that don't support XOAUTH2/OAUTHBEARER method we can still use
	// OpenIDC protocol to get a short-living password (claim) for the user to log into IMAP/SMTP.
	// That password have to have (at least) the same expiration time as the token, and will be
	// renewed on token refresh.
	// Note: The claim have to be added to 'oauth_scope' above.
	$config['oauth_password_claim'] = null;

	///// Example config for Gmail

	// Register your service at https://console.developers.google.com/
	// - use https://<your-roundcube-url>/index.php/login/oauth as redirect URL

	// $config['imap_host'] = 'ssl://imap.gmail.com';
	// $config['oauth_provider'] = 'google';
	// $config['oauth_provider_name'] = 'Google';
	// $config['oauth_client_id'] = "<your-credentials-client-id>";
	// $config['oauth_client_secret'] = "<your-credentials-client-secret>";
	// $config['oauth_auth_uri'] = "https://accounts.google.com/o/oauth2/auth";
	// $config['oauth_token_uri'] = "https://oauth2.googleapis.com/token";
	// $config['oauth_identity_uri'] = 'https://www.googleapis.com/oauth2/v1/userinfo';
	// $config['oauth_scope'] = "email profile openid https://mail.google.com/";
	// $config['oauth_auth_parameters'] = ['access_type' => 'offline', 'prompt' => 'consent'];

	///// Example config for Outlook.com (Office 365)

	// Register your OAuth client at https://portal.azure.com
	// - use https://<your-roundcube-url>/index.php/login/oauth as redirect URL
	// - grant permissions to Microsoft Graph API "IMAP.AccessAsUser.All", "SMTP.Send", "User.Read" and "offline_access"

	// $config['imap_host'] = 'ssl://outlook.office365.com';
	// $config['smtp_host'] = 'ssl://smtp.office365.com';

	// $config['oauth_provider'] = 'outlook';
	// $config['oauth_provider_name'] = 'Outlook.com';
	// $config['oauth_client_id'] = "<your-credentials-client-id>";
	// $config['oauth_client_secret'] = "<your-credentials-client-secret>";
	// $config['oauth_auth_uri'] = "https://login.microsoftonline.com/common/oauth2/v2.0/authorize";
	// $config['oauth_token_uri'] = "https://login.microsoftonline.com/common/oauth2/v2.0/token";
	// $config['oauth_identity_uri'] = "https://graph.microsoft.com/v1.0/me";
	// $config['oauth_identity_fields'] = ['email', 'userPrincipalName'];
	// $config['oauth_scope'] = "https://outlook.office365.com/IMAP.AccessAsUser.All https://outlook.office365.com/SMTP.Send User.Read offline_access";
	// $config['oauth_auth_parameters'] = ['nonce' => mt_rand()];

	// ----------------------------------
	// LDAP
	// ----------------------------------

	// Type of LDAP cache. Supported values: 'db', 'apc' and 'memcache' or 'memcached'.
	$config['ldap_cache'] = 'db';

	// Lifetime of LDAP cache. Possible units: s, m, h, d, w
	$config['ldap_cache_ttl'] = '10m';


	// ----------------------------------
	// CACHE(S)
	// ----------------------------------

	// Use these hosts for accessing memcached
	// Define any number of hosts in the form of hostname:port or unix:///path/to/socket.file
	// Example: ['localhost:11211', '192.168.1.12:11211', 'unix:///var/tmp/memcached.sock'];
	$config['memcache_hosts'] = null;

	// Controls the use of a persistent connections to memcache servers
	// See https://php.net/manual/en/memcache.addserver.php
	$config['memcache_pconnect'] = true;

	// Value in seconds which will be used for connecting to the daemon
	// See https://php.net/manual/en/memcache.addserver.php
	$config['memcache_timeout'] = 1;

	// Controls how often a failed server will be retried (value in seconds).
	// Setting this parameter to -1 disables automatic retry.
	// See https://php.net/manual/en/memcache.addserver.php
	$config['memcache_retry_interval'] = 15;

	// Use these hosts for accessing Redis.
	// Currently only one host is supported. Cluster support may come in a future release.
	// You can pass 4 fields, host, port (optional), database (optional) and password (optional).
	// Unset fields will be set to the default values host=127.0.0.1, port=6379.
	// Examples:
	// ['localhost:6379'];
	// ['192.168.1.1:6379:1:secret'];
	// ['unix:///var/run/redis/redis-server.sock:1:secret'];
	$config['redis_hosts'] = null;

	// Maximum size of an object in memcache (in bytes). Default: 2MB
	$config['memcache_max_allowed_packet'] = '2M';

	// Maximum size of an object in APC cache (in bytes). Default: 2MB
	$config['apc_max_allowed_packet'] = '2M';

	// Maximum size of an object in Redis cache (in bytes). Default: 2MB
	$config['redis_max_allowed_packet'] = '2M';


	// ----------------------------------
	// SYSTEM
	// ----------------------------------

	// THIS OPTION WILL ALLOW THE INSTALLER TO RUN AND CAN EXPOSE SENSITIVE CONFIG DATA.
	// ONLY ENABLE IT IF YOU'RE REALLY SURE WHAT YOU'RE DOING!
	$config['enable_installer'] = false;

	// don't allow these settings to be overridden by the user
	$config['dont_override'] = [];

	// List of disabled UI elements/actions
	$config['disabled_actions'] = [];

	// define which settings should be listed under the 'advanced' block
	// which is hidden by default
	$config['advanced_prefs'] = [];

	// provide an URL where a user can get support for this Roundcube installation
	// PLEASE DO NOT LINK TO THE ROUNDCUBE.NET WEBSITE HERE!
	$config['support_url'] = '';

	// Location of the blank (watermark) frame page. By default it is the watermark.html
	// file from the currently selected skin. Prepend name/path with a slash to use
	// current skin folder. Remove the slash to point to a file in the Roundcube
	// root directory. It can be also a full URL.
	$config['blankpage_url'] = '/watermark.html';

	// Logo image replacement. Specifies location of the image as:
	// - URL relative to the document root of this Roundcube installation
	// - full URL with http:// or https:// prefix
	// - URL relative to the current skin folder (when starts with a '/')
	//
	// An array can be used to specify different logos for specific template files
	// The array key specifies the place(s) the logo should be applied to and
	// is made up of (up to) 3 parts:
	// - skin name prefix (always with colon, can be replaced with *)
	// - template name (or * for all templates)
	// - logo type - it is used for logos used on multiple templates and the available types include:
	// '[favicon]' for favicon
	// '[print]' for logo on all print templates (e.g. messageprint, contactprint)
	// '[small]' for small screen logo in supported skins
	// '[dark]' and '[small-dark]' for dark mode logo in supported skins
	// '[link]' for adding a URL link to the logo image
	//
	// Example config for skin_logo
	/*
	[
	// show the image /images/logo_login_small.png for the Login screen in the Elastic skin on small screens
	"elastic:login[small]" => "/images/logo_login_small.png",
	// show the image /images/logo_login.png for the Login screen in the Elastic skin
	"elastic:login" => "/images/logo_login.png",
	// add a link to the logo on the Login screen in the Elastic skin
	"elastic:login[link]" => "https://www.example.com",
	// add a link to the logo on all screens in the Elastic skin
	"elastic:*[link]" => "https://www.example.com",
	// add a link to the logo on all screens for all skins
	"[link]" => "https://www.example.com",
	// show the image /images/logo_small.png in the Elastic skin
	"elastic:*[small]" => "/images/logo_small.png",
	// show the image /images/larry.png in the Larry skin
	"larry:*" => "/images/larry.png",
	// show the image /images/logo_login.png on the login template in all skins
	"login" => "/images/logo_login.png",
	// show the image /images/logo_print.png for all print type logos in all skins
	"[print]" => "/images/logo_print.png",
	];
	*/
	$config['skin_logo'] = null;

	// Automatically register user in Roundcube database on successful (IMAP) logon.
	// Set to false if only registered users should be allowed to the webmail.
	// Note: If disabled you have to create records in Roundcube users table by yourself.
	// Note: Roundcube does not manage/create users on a mail server.
	$config['auto_create_user'] = true;

	// Enables possibility to log in using email address from user identities
	$config['user_aliases'] = false;

	// use this folder to store log files
	// must be writeable for the user who runs PHP process (Apache user if mod_php is being used)
	// This is used by the 'file' log driver.
	$config['log_dir'] = RCUBE_INSTALL_PATH . 'logs/';

	// Location of temporary saved files such as attachments and cache files
	// must be writeable for the user who runs PHP process (Apache user if mod_php is being used)
	$config['temp_dir'] = RCUBE_INSTALL_PATH . 'temp/';

	// expire files in temp_dir after 48 hours
	// possible units: s, m, h, d, w
	$config['temp_dir_ttl'] = '48h';

	// Enforce connections over https
	// With this option enabled, all non-secure connections will be redirected.
	// It can be also a port number, hostname or hostname:port if they are
	// different than default HTTP_HOST:443
	$config['force_https'] = false;

	// tell PHP that it should work as under secure connection
	// even if it doesn't recognize it as secure ($_SERVER['HTTPS'] is not set)
	// e.g. when you're running Roundcube behind a https proxy
	// this option is mutually exclusive to 'force_https' and only either one of them should be set to true.
	$config['use_https'] = false;

	// Allow browser-autocompletion on login form.
	// 0 - disabled, 1 - username and host only, 2 - username, host, password
	$config['login_autocomplete'] = 0;

	// Forces conversion of logins to lower case.
	// 0 - disabled, 1 - only domain part, 2 - domain and local part.
	// If users authentication is case-insensitive this must be enabled.
	// Note: After enabling it all user records need to be updated, e.g. with query:
	// UPDATE users SET username = LOWER(username);
	$config['login_lc'] = 2;

	// Maximum length (in bytes) of logon username and password.
	$config['login_username_maxlen'] = 1024;
	$config['login_password_maxlen'] = 1024;

	// Logon username filter. Regular expression for use with preg_match().
	// Use special value 'email' if you accept only full email addresses as user logins.
	// Example: '/^[a-z0-9_@.-]+$/'
	$config['login_username_filter'] = null;

	// Brute-force attacks prevention.
	// The value specifies maximum number of failed logon attempts per minute.
	$config['login_rate_limit'] = 3;

	// Includes should be interpreted as PHP files
	$config['skin_include_php'] = false;

	// display product name and software version on login screen
	// 0 - hide product name and version number, 1 - show product name only, 2 - show product name and version number
	$config['display_product_info'] = 1;

	// Session lifetime in minutes
	$config['session_lifetime'] = 10;

	// Session domain: .example.org
	$config['session_domain'] = '';

	// Session name. Default: 'roundcube_sessid'
	$config['session_name'] = null;

	// Session authentication cookie name. Default: 'roundcube_sessauth'
	$config['session_auth_name'] = null;

	// Session path. Defaults to PHP session.cookie_path setting.
	$config['session_path'] = null;

	// Session samesite. Defaults to PHP session.cookie_samesite setting.
	// Requires PHP >= 7.3.0, see https://wiki.php.net/rfc/same-site-cookie for more info
	// Possible values: null (default), 'Lax', or 'Strict'
	$config['session_samesite'] = null;

	// Backend to use for session storage. Can either be 'db' (default), 'redis', 'memcache', or 'php'
	//
	// If set to 'memcache' or 'memcached', a list of servers need to be specified in 'memcache_hosts'
	// Make sure the Memcache extension (https://pecl.php.net/package/memcache) version >= 2.0.0
	// or the Memcached extension (https://pecl.php.net/package/memcached) version >= 2.0.0 is installed.
	//
	// If set to 'redis', a server needs to be specified in 'redis_hosts'
	// Make sure the Redis extension (https://pecl.php.net/package/redis) version >= 2.0.0 is installed.
	//
	// Setting this value to 'php' will use the default session save handler configured in PHP
	$config['session_storage'] = 'db';

	// List of trusted proxies
	// X_FORWARDED_* and X_REAL_IP headers are only accepted from these IPs
	$config['proxy_whitelist'] = [];

	// List of trusted host names
	// Attackers can modify Host header of the HTTP request causing $_SERVER['SERVER_NAME']
	// or $_SERVER['HTTP_HOST'] variables pointing to a different host, that could be used
	// to collect user names and passwords. Some server configurations prevent that, but not all.
	// An empty list accepts any host name. The list can contain host names
	// or PCRE patterns (without // delimiters, that will be added automatically).
	$config['trusted_host_patterns'] = [];

	// check client IP in session authorization
	$config['ip_check'] = false;

	// X-Frame-Options HTTP header value sent to prevent from Clickjacking.
	// Possible values: sameorigin\|deny\|allow-from <uri>.
	// Set to false in order to disable sending the header.
	$config['x_frame_options'] = 'sameorigin';

	// This key is used for encrypting purposes, like storing of imap password
	// in the session. For historical reasons it's called DES_key, but it's used
	// with any configured cipher_method (see below).
	// For the default cipher_method a required key length is 24 characters.
	$config['des_key'] = 'rcmail-!24ByteDESkey*Str';

	// Encryption algorithm. You can use any method supported by OpenSSL.
	// Default is set for backward compatibility to DES-EDE3-CBC,
	// but you can choose e.g. AES-256-CBC which we consider a better choice.
	$config['cipher_method'] = 'DES-EDE3-CBC';

	// Automatically add this domain to user names for login
	// Only for IMAP servers that require full e-mail addresses for login
	// Specify an array with 'host' => 'domain' values to support multiple hosts
	// Supported replacement variables:
	// %h - user's IMAP hostname
	// %n - hostname ($_SERVER['SERVER_NAME'])
	// %t - hostname without the first part
	// %d - domain (http hostname $_SERVER['HTTP_HOST'] without the first part)
	// %z - IMAP domain (IMAP hostname without the first part)
	// For example %n = mail.domain.tld, %t = domain.tld
	$config['username_domain'] = '';

	// Force domain configured in username_domain to be used for login.
	// Any domain in username will be replaced by username_domain.
	$config['username_domain_forced'] = false;

	// This domain will be used to form e-mail addresses of new users
	// Specify an array with 'host' => 'domain' values to support multiple hosts
	// Supported replacement variables:
	// %h - user's IMAP hostname
	// %n - http hostname ($_SERVER['SERVER_NAME'])
	// %d - domain (http hostname without the first part)
	// %z - IMAP domain (IMAP hostname without the first part)
	// For example %n = mail.domain.tld, %t = domain.tld
	$config['mail_domain'] = '';

	// Password character set, to change the password for user
	// authentication or for password change operations
	$config['password_charset'] = 'UTF-8';

	// How many seconds must pass between emails sent by a user
	$config['sendmail_delay'] = 0;

	// Message size limit. Note that SMTP server(s) may use a different value.
	// This limit is verified when user attaches files to a composed message.
	// Size in bytes (possible unit suffix: K, M, G)
	$config['max_message_size'] = '100M';

	// Maximum number of recipients per message (including To, Cc, Bcc).
	// Default: 0 (no limit)
	$config['max_recipients'] = 0;

	// Maximum number of recipients per message excluding Bcc header.
	// This is a soft limit, which means we only display a warning to the user.
	// Default: 5
	$config['max_disclosed_recipients'] = 5;

	// Maximum allowed number of members of an address group. Default: 0 (no limit)
	// If 'max_recipients' is set this value should be less or equal
	$config['max_group_members'] = 0;

	// Name your service. This is displayed on the login screen and in the window title
	$config['product_name'] = 'Roundcube Webmail';

	// Add this user-agent to message headers when sending. Default: not set.
	$config['useragent'] = null;

	// try to load host-specific configuration
	// see https://github.com/roundcube/roundcubemail/wiki/Configuration:-Multi-Domain-Setup
	// for more details
	$config['include_host_config'] = false;

	// path to a text file which will be added to each sent message
	// paths are relative to the Roundcube root folder
	$config['generic_message_footer'] = '';

	// path to a text file which will be added to each sent HTML message
	// paths are relative to the Roundcube root folder
	$config['generic_message_footer_html'] = '';

	// add a received header to outgoing mails containing the creators IP and hostname
	$config['http_received_header'] = false;

	// Whether or not to encrypt the IP address and the host name
	// these could, in some circles, be considered as sensitive information;
	// however, for the administrator, these could be invaluable help
	// when tracking down issues.
	$config['http_received_header_encrypt'] = false;

	// number of chars allowed for line when wrapping text.
	// text wrapping is done when composing/sending messages
	$config['line_length'] = 72;

	// send plaintext messages as format=flowed
	$config['send_format_flowed'] = true;

	// According to RFC2298, return receipt envelope sender address must be empty.
	// If this option is true, Roundcube will use user's identity as envelope sender for MDN responses.
	$config['mdn_use_from'] = false;

	// Set identities access level:
	// 0 - many identities with possibility to edit all params
	// 1 - many identities with possibility to edit all params but not email address
	// 2 - one identity with possibility to edit all params
	// 3 - one identity with possibility to edit all params but not email address
	// 4 - one identity with possibility to edit only signature
	$config['identities_level'] = 0;

	// Maximum size of uploaded image (in kilobytes) for HTML identities.
	// Images (in html signatures) are stored in database as data URIs.
	$config['identity_image_size'] = 64;

	// Maximum size of uploaded image (in kilobytes) for HTML responses.
	// Images (in html responses) are stored in database as data URIs.
	$config['response_image_size'] = 64;

	// Mimetypes supported by the browser.
	// Attachments of these types will open in a preview window.
	// Either a comma-separated list or an array. Default list includes:
	// text/plain,text/html,
	// image/jpeg,image/gif,image/png,image/bmp,image/tiff,image/webp,
	// application/x-javascript,application/pdf,application/x-shockwave-flash
	$config['client_mimetypes'] = null;

	// Path to a local mime magic database file for PHPs finfo extension.
	// Set to null if the default path should be used.
	$config['mime_magic'] = null;

	// Absolute path to a local mime.types mapping table file.
	// This is used to derive mime-types from the filename extension or vice versa.
	// Such a file is usually part of the apache webserver. If you don't find a file named mime.types on your system,
	// download it from https://svn.apache.org/repos/asf/httpd/httpd/trunk/docs/conf/mime.types
	$config['mime_types'] = null;

	// path to imagemagick identify binary (if not set we'll use Imagick or GD extensions)
	$config['im_identify_path'] = null;

	// path to imagemagick convert binary (if not set we'll use Imagick or GD extensions)
	$config['im_convert_path'] = null;

	// Size of thumbnails from image attachments displayed below the message content.
	// Note: whether images are displayed at all depends on the 'inline_images' option.
	// Set to 0 to display images in full size.
	$config['image_thumbnail_size'] = 240;

	// maximum size of uploaded contact photos in pixel
	$config['contact_photo_size'] = 160;

	// Enable DNS checking for e-mail address validation
	$config['email_dns_check'] = false;

	// Disables saving sent messages in Sent folder (like gmail) (Default: false)
	// Note: useful when SMTP server stores sent mail in user mailbox
	$config['no_save_sent_messages'] = false;

	// Improve system security by using special URL with security token.
	// This can be set to a number defining token length. Default: 16.
	// Warning: This requires http server configuration. Sample:
	// RewriteRule ^/roundcubemail/[a-zA-Z0-9]{16}/(.*) /roundcubemail/$1 [PT]
	// Alias /roundcubemail /var/www/roundcubemail/
	// Warning: This feature does NOT work with request_path = 'SCRIPT_NAME'
	// Note: Use assets_path to not prevent the browser from caching assets
	$config['use_secure_urls'] = false;

	// Specifies the full path of the original HTTP request, either as a real path or
	// $_SERVER field name. This might be useful when Roundcube runs behind a reverse
	// proxy using a subpath. This is a path part of the URL, not the full URL!
	// The reverse proxy config can specify a custom header (e.g. X-Forwarded-Path) containing
	// the path under which Roundcube is exposed to the outside world (e.g. /rcube/).
	// This header value is then available in PHP with $_SERVER['HTTP_X_FORWARDED_PATH'].
	// By default the path comes from 'REDIRECT_SCRIPT_URL', 'SCRIPT_NAME' or 'REQUEST_URI',
	// whichever is set (in this order).
	$config['request_path'] = null;

	// Allows to define separate server/path for image/js/css files
	// Warning: If the domain is different cross-domain access to some
	// resources need to be allowed
	// Sample:
	// <FilesMatch ".(eot\|ttf\|woff)">
	// Header set Access-Control-Allow-Origin "*"
	// </FilesMatch>
	$config['assets_path'] = '';

	// While assets_path is for the browser, assets_dir informs
	// PHP code about the location of asset files in filesystem
	$config['assets_dir'] = '';

	// Options passed when creating Guzzle HTTP client, used to fetch remote content
	// For example:
	// [
	// 'timeout' => 10,
	// 'proxy' => 'tcp://localhost:8125',
	// ]
	$config['http_client'] = [];

	// List of supported subject prefixes for a message reply
	// This list is used to clean the subject when replying or sorting messages
	$config['subject_reply_prefixes'] = ['Re:'];

	// List of supported subject prefixes for a message forward
	// This list is used to clean the subject when forwarding or sorting messages
	$config['subject_forward_prefixes'] = ['Fwd:', 'Fw:'];

	// Prefix to use in subject when replying to a message
	$config['response_prefix'] = 'Re:';

	// Prefix to use in subject when forwarding a message
	$config['forward_prefix'] = 'Fwd:';

	// ----------------------------------
	// PLUGINS
	// ----------------------------------

	// List of active plugins (in plugins/ directory)
	$config['plugins'] = [];

	// ----------------------------------
	// USER INTERFACE
	// ----------------------------------

	// default messages sort column. Use empty value for default server's sorting,
	// or 'arrival', 'date', 'subject', 'from', 'to', 'fromto', 'size', 'cc'
	$config['message_sort_col'] = '';

	// default messages sort order
	$config['message_sort_order'] = 'DESC';

	// These cols are shown in the message list. Available cols are:
	// subject, from, to, fromto, cc, replyto, date, size, status, flag, attachment, priority
	$config['list_cols'] = ['subject', 'status', 'fromto', 'date', 'size', 'flag', 'attachment'];

	// the default locale setting (leave empty for auto-detection)
	// RFC1766 formatted language name like en_US, de_DE, de_CH, fr_FR, pt_BR
	$config['language'] = null;

	// use this format for date display (PHP DateTime format)
	$config['date_format'] = 'Y-m-d';

	// give this choice of date formats to the user to select from
	// Note: do not use ambiguous formats like m/d/Y
	$config['date_formats'] = ['Y-m-d', 'Y/m/d', 'Y.m.d', 'd-m-Y', 'd/m/Y', 'd.m.Y', 'j.n.Y'];

	// use this format for time display (PHP DateTime format)
	$config['time_format'] = 'H:i';

	// give this choice of time formats to the user to select from
	$config['time_formats'] = ['G:i', 'H:i', 'g:i a', 'h:i A'];

	// use this format for short date display (derived from date_format and time_format)
	$config['date_short'] = 'D H:i';

	// use this format for detailed date/time formatting (derived from date_format and time_format)
	$config['date_long'] = 'Y-m-d H:i';

	// store draft message is this mailbox
	// leave blank if draft messages should not be stored
	// NOTE: Use folder names with namespace prefix (INBOX. on Courier-IMAP)
	$config['drafts_mbox'] = 'Drafts';

	// store spam messages in this mailbox
	// NOTE: Use folder names with namespace prefix (INBOX. on Courier-IMAP)
	$config['junk_mbox'] = 'Junk';

	// store sent message is this mailbox
	// leave blank if sent messages should not be stored
	// NOTE: Use folder names with namespace prefix (INBOX. on Courier-IMAP)
	$config['sent_mbox'] = 'Sent';

	// move messages to this folder when deleting them
	// leave blank if they should be deleted directly
	// NOTE: Use folder names with namespace prefix (INBOX. on Courier-IMAP)
	$config['trash_mbox'] = 'Trash';

	// automatically create the above listed default folders on user login
	$config['create_default_folders'] = false;

	// protect the default folders from renames, deletes, and subscription changes
	$config['protect_default_folders'] = true;

	// Disable localization of the default folder names listed above
	$config['show_real_foldernames'] = false;

	// if in your system 0 quota means no limit set this option to true
	$config['quota_zero_as_unlimited'] = false;

	// Make use of the built-in spell checker.
	$config['enable_spellcheck'] = false;

	// Enables spellchecker exceptions dictionary.
	// Setting it to 'shared' will make the dictionary shared by all users.
	$config['spellcheck_dictionary'] = false;

	// Set the spell checking engine. Possible values:
	// - 'googie' - the default (also used for connecting to Nox Spell Server, see 'spellcheck_uri' setting)
	// - 'pspell' - requires the PHP Pspell module and aspell installed
	// - 'enchant' - requires the PHP Enchant module
	// - 'atd' - install your own After the Deadline server or check with the people at https://www.afterthedeadline.com before using their API
	// Since Google shut down their public spell checking service, the default settings
	// connect to https://spell.roundcube.net which is a hosted service provided by Roundcube.
	// You can connect to any other googie-compliant service by setting 'spellcheck_uri' accordingly.
	$config['spellcheck_engine'] = 'googie';

	// For locally installed Nox Spell Server or After the Deadline services,
	// please specify the URI to call it.
	// Get Nox Spell Server from http://orangoo.com/labs/?page_id=72 or
	// the After the Deadline package from https://www.afterthedeadline.com.
	// Leave empty to use the public API of service.afterthedeadline.com
	$config['spellcheck_uri'] = '';

	// These languages can be selected for spell checking.
	// Configure as a PHP style hash array: ['en'=>'English', 'de'=>'Deutsch'];
	// Leave empty for default set of available language.
	$config['spellcheck_languages'] = null;

	// Makes that words with all letters capitalized will be ignored (e.g. GOOGLE)
	$config['spellcheck_ignore_caps'] = false;

	// Makes that words with numbers will be ignored (e.g. g00gle)
	$config['spellcheck_ignore_nums'] = false;

	// Makes that words with symbols will be ignored (e.g. g@@gle)
	$config['spellcheck_ignore_syms'] = false;

	// Number of lines at the end of a message considered to contain the signature.
	// Increase this value if signatures are not properly detected and colored
	$config['sig_max_lines'] = 15;

	// don't let users set pagesize to more than this value if set
	$config['max_pagesize'] = 200;

	// Minimal value of user's 'refresh_interval' setting (in seconds)
	$config['min_refresh_interval'] = 60;

	// Specifies for how many seconds the Undo button will be available
	// after object delete action. Currently used with supporting address book sources.
	// Setting it to 0, disables the feature.
	$config['undo_timeout'] = 0;

	// A static list of canned responses which are immutable for the user
	$config['compose_responses_static'] = [
	// ['name' => 'Canned Response 1', 'text' => 'Static Response One'],
	// ['name' => 'Canned Response 2', 'text' => 'Static Response Two'],
	];

	// List of HKP key servers for PGP public key lookups in Enigma/Mailvelope
	// Note: Lookup is client-side, so the server must support Cross-Origin Resource Sharing
	$config['keyservers'] = ['keys.openpgp.org'];

	// Enables use of the Main Keyring in Mailvelope? If disabled, a per-site keyring
	// will be used. This is set to false for backwards compatibility.
	$config['mailvelope_main_keyring'] = false;

	// Mailvelope RSA bit size for newly generated keys, either 2048 or 4096.
	// It maybe desirable to use 2048 for sites with many mobile users.
	$config['mailvelope_keysize'] = 4096;

	// Html2Text link handling options:
	// 0 - links will be removed
	// 1 - a list of link URLs should be listed at the end of the text (default)
	// 2 - link should be displayed to the original point in the text they appeared
	$config['html2text_links'] = 1;

	// Html2Text text width. Maximum width of the formatted text, in columns. Default: 75.
	$config['html2text_width'] = 75;

	// ----------------------------------
	// ADDRESSBOOK SETTINGS
	// ----------------------------------

	// This indicates which type of address book to use. Possible choices:
	// 'sql' - built-in sql addressbook enabled (default),
	// '' - built-in sql addressbook disabled.
	// Still LDAP or plugin-added addressbooks will be available.
	// BC Note: The value can actually be anything except 'sql', it does not matter.
	$config['address_book_type'] = 'sql';

	// In order to enable public ldap search, configure an array like the Verisign
	// example further below. if you would like to test, simply uncomment the example.
	// Array key must contain only safe characters, ie. a-zA-Z0-9_
	$config['ldap_public'] = [];

	// If you are going to use LDAP for individual address books, you will need to
	// set 'user_specific' to true and use the variables to generate the appropriate DNs to access it.
	//
	// The recommended directory structure for LDAP is to store all the address book entries
	// under the users main entry, e.g.:
	//
	// o=root
	// ou=people
	// uid=user@domain
	// mail=contact@contactdomain
	//
	// So the base_dn would be uid=%fu,ou=people,o=root
	// The bind_dn would be the same as based_dn or some super user login.
	/*
	* example config for Verisign directory
	*
	$config['ldap_public']['Verisign'] = [
	'name' => 'Verisign.com',
	// Replacement variables supported in host names:
	// %h - user's IMAP hostname
	// %n - hostname ($_SERVER['SERVER_NAME'])
	// %t - hostname without the first part
	// %d - domain (http hostname $_SERVER['HTTP_HOST'] without the first part)
	// %z - IMAP domain (IMAP hostname without the first part)
	// For example %n = mail.domain.tld, %t = domain.tld
	// Note: Host can also be a full URI e.g. ldaps://hostname.local:636 (for SSL)
	// Note: If port number is omitted, it will be set to 636 (for ldaps://) or 389 otherwise.
	// Note: To enable TLS use tls:// prefix
	'hosts' => array('directory.verisign.com:389'),
	'ldap_version' => 3, // using LDAPv3
	'network_timeout' => 10, // The timeout (in seconds) for connect + bind attempts. This is only supported in PHP >= 5.3.0 with OpenLDAP 2.x
	'user_specific' => false, // If true the base_dn, bind_dn and bind_pass default to the user's IMAP login.
	// When 'user_specific' is enabled following variables can be used in base_dn/bind_dn config:
	// %fu - The full username provided, assumes the username is an email
	// address, uses the username_domain value if not an email address.
	// %u - The username prior to the '@'.
	// %d - The domain name after the '@'.
	// %dc - The domain name hierarchal string e.g. "dc=test,dc=domain,dc=com"
	// %dn - DN found by ldap search when search_filter/search_base_dn are used
	'base_dn' => '',
	'bind_dn' => '',
	'bind_pass' => '',
	// It's possible to bind for an individual address book
	// The login name is used to search for the DN to bind with
	'search_base_dn' => '',
	'search_filter' => '', // e.g. '(&(objectClass=posixAccount)(uid=%u))'
	// DN and password to bind as before searching for bind DN, if anonymous search is not allowed
	'search_bind_dn' => '',
	'search_bind_pw' => '',
	// Base DN and filter used for resolving the user's domain root DN which feeds the %dc variables
	// Leave empty to skip this lookup and derive the root DN from the username domain
	'domain_base_dn' => '',
	'domain_filter' => '',
	// Optional map of replacement strings => attributes used when binding for an individual address book
	'search_bind_attrib' => [], // e.g. ['%udc' => 'ou']
	// Default for %dn variable if search doesn't return DN value
	'search_dn_default' => '',
	// Optional authentication identifier to be used as SASL authorization proxy
	// bind_dn need to be empty
	'auth_cid' => '',
	// SASL authentication method (for proxy auth), e.g. DIGEST-MD5
	'auth_method' => '',
	// Indicates if the addressbook shall be hidden from the list.
	// With this option enabled you can still search/view contacts.
	'hidden' => false,
	// Indicates if the addressbook shall not list contacts but only allows searching.
	'searchonly' => false,
	// Indicates if we can write to the LDAP directory or not.
	// If writable is true then these fields need to be populated:
	// LDAP_Object_Classes, required_fields, LDAP_rdn
	'writable' => false,
	// To create a new contact these are the object classes to specify
	// (or any other classes you wish to use).
	'LDAP_Object_Classes' => ['top', 'inetOrgPerson'],
	// The RDN field that is used for new entries, this field needs
	// to be one of the search_fields, the base of base_dn is appended
	// to the RDN to insert into the LDAP directory.
	'LDAP_rdn' => 'cn',
	// The required attributes needed to build a new contact as required by
	// the object classes (can include additional fields not required by the object classes).
	'required_fields' => ['cn', 'sn', 'mail'],
	// The attributes used when searching with "All fields" option
	// If empty, attributes for name, surname, firstname and email fields will be used
	'search_fields' => ['mail', 'cn'],
	// mapping of contact fields to directory attributes
	// 1. for every attribute one can specify the number of values (limit) allowed.
	// default is 1, a wildcard * means unlimited
	// 2. another possible parameter is separator character for composite fields
	// 3. it's possible to define field format for write operations, e.g. for date fields
	// example: 'birthday:date[YmdHis\\Z]'
	'fieldmap' => [
	// Roundcube => LDAP:limit
	'name' => 'cn',
	'surname' => 'sn',
	'firstname' => 'givenName',
	'jobtitle' => 'title',
	'email' => 'mail:*',
	'phone:home' => 'homePhone',
	'phone:work' => 'telephoneNumber',
	'phone:mobile' => 'mobile',
	'phone:pager' => 'pager',
	'phone:workfax' => 'facsimileTelephoneNumber',
	'street' => 'street',
	'zipcode' => 'postalCode',
	'region' => 'st',
	'locality' => 'l',
	// if you country is a complex object, you need to configure 'sub_fields' below
	'country' => 'c',
	'organization' => 'o',
	'department' => 'ou',
	'jobtitle' => 'title',
	'notes' => 'description',
	'photo' => 'jpegPhoto',
	// these currently don't work:
	// 'manager' => 'manager',
	// 'assistant' => 'secretary',
	],
	// Map of contact sub-objects (attribute name => objectClass(es)), e.g. 'c' => 'country'
	'sub_fields' => [],
	// Generate values for the following LDAP attributes automatically when creating a new record
	'autovalues' => [
	// 'uid' => 'md5(microtime())', // You may specify PHP code snippets which are then eval'ed
	// 'mail' => '{givenname}.{sn}@mydomain.com', // or composite strings with placeholders for existing attributes
	],
	'sort' => 'cn', // The field to sort the listing by.
	'scope' => 'sub', // search mode: sub\|base\|list
	'filter' => '(objectClass=inetOrgPerson)', // used for basic listing (if not empty) and will be &'d with search queries. example: status=act
	'fuzzy_search' => true, // server allows wildcard search
	'vlv' => false, // Enable Virtual List View to more efficiently fetch paginated data (if server supports it)
	'vlv_search' => false, // Use Virtual List View functions for autocompletion searches (if server supports it)
	'numsub_filter' => '(objectClass=organizationalUnit)', // with VLV, we also use numSubOrdinates to query the total number of records. Set this filter to get all numSubOrdinates attributes for counting
	'config_root_dn' => 'cn=config', // Root DN to search config entries (e.g. vlv indexes)
	'sizelimit' => '0', // Enables you to limit the count of entries fetched. Setting this to 0 means no limit.
	'timelimit' => '0', // Sets the number of seconds how long is spend on the search. Setting this to 0 means no limit.
	'referrals' => false, // Sets the LDAP_OPT_REFERRALS option. Mostly used in multi-domain Active Directory setups
	'dereference' => 0, // Sets the LDAP_OPT_DEREF option. One of: LDAP_DEREF_NEVER, LDAP_DEREF_SEARCHING, LDAP_DEREF_FINDING, LDAP_DEREF_ALWAYS
	// Used where addressbook contains aliases to objects elsewhere in the LDAP tree.

	// definition for contact groups (uncomment if no groups are supported)
	// for the groups base_dn, the user replacements %fu, %u, %d and %dc work as for base_dn (see above)
	// if the groups base_dn is empty, the contact base_dn is used for the groups as well
	// -> in this case, assure that groups and contacts are separated due to the concerning filters!
	'groups' => [
	'base_dn' => '',
	'scope' => 'sub', // Search mode: sub\|base\|list
	'filter' => '(objectClass=groupOfNames)',
	'object_classes' => ['top', 'groupOfNames'], // Object classes to be assigned to new groups
	'member_attr' => 'member', // Name of the default member attribute, e.g. uniqueMember
	'name_attr' => 'cn', // Attribute to be used as group name
	'email_attr' => 'mail', // Group email address attribute (e.g. for mailing lists)
	'member_filter' => '(objectclass=*)', // Optional filter to use when querying for group members
	'vlv' => false, // Use VLV controls to list groups
	'class_member_attr' => [ // Mapping of group object class to member attribute used in these objects
	'groupofnames' => 'member',
	'groupofuniquenames' => 'uniquemember'
	],
	],
	// this configuration replaces the regular groups listing in the directory tree with
	// a hard-coded list of groups, each listing entries with the configured base DN and filter.
	// if the 'groups' option from above is set, it'll be shown as the first entry with the name 'Groups'
	'group_filters' => [
	'departments' => [
	'name' => 'Company Departments',
	'scope' => 'list',
	'base_dn' => 'ou=Groups,dc=mydomain,dc=com',
	'filter' => '(\|(objectclass=groupofuniquenames)(objectclass=groupofurls))',
	'name_attr' => 'cn',
	],
	'customers' => [
	'name' => 'Customers',
	'scope' => 'sub',
	'base_dn' => 'ou=Customers,dc=mydomain,dc=com',
	'filter' => '(objectClass=inetOrgPerson)',
	'name_attr' => 'sn',
	],
	],
	];
	*/

	// An ordered array of the ids of the addressbooks that should be searched
	// when populating address autocomplete fields server-side. ex: ['sql','Verisign'];
	$config['autocomplete_addressbooks'] = ['sql'];

	// The minimum number of characters required to be typed in an autocomplete field
	// before address books will be searched. Most useful for LDAP directories that
	// may need to do lengthy results building given overly-broad searches
	$config['autocomplete_min_length'] = 1;

	// Number of parallel autocomplete requests.
	// If there's more than one address book, n parallel (async) requests will be created,
	// where each request will search in one address book. By default (0), all address
	// books are searched in one request.
	$config['autocomplete_threads'] = 0;

	// Max. number of entries in autocomplete popup. Default: 15.
	$config['autocomplete_max'] = 15;

	// show address fields in this order
	// available placeholders: {street}, {locality}, {zipcode}, {country}, {region}
	$config['address_template'] = '{street}<br/>{locality} {zipcode}<br/>{country} {region}';

	// Matching mode for addressbook search (including autocompletion)
	// 0 - partial (abc), default
	// 1 - strict (abc)
	// 2 - prefix (abc*)
	// Note: For LDAP sources fuzzy_search must be enabled to use 'partial' or 'prefix' mode
	$config['addressbook_search_mode'] = 0;

	// List of fields used on contacts list and for autocompletion searches
	// Warning: These are field names not LDAP attributes (see 'fieldmap' setting)!
	$config['contactlist_fields'] = ['name', 'firstname', 'surname', 'email'];

	// Template of contact entry on the autocompletion list.
	// You can use contact fields as: name, email, organization, department, etc.
	// See program/actions/contacts/index.php for a list
	$config['contact_search_name'] = '{name} <{email}>';

	// Contact mode. If your contacts are mostly business, switch it to 'business'.
	// This will prioritize form fields related to 'work' (instead of 'home').
	// Default: 'private'.
	$config['contact_form_mode'] = 'private';

	// The addressbook source to store automatically collected recipients in.
	// Default: true (the built-in "Collected recipients" addressbook, source id = '1')
	// Note: It can be set to any writeable addressbook, e.g. 'sql'
	$config['collected_recipients'] = true;

	// The addressbook source to store trusted senders in.
	// Default: true (the built-in "Trusted senders" addressbook, source id = '2')
	// Note: It can be set to any writeable addressbook, e.g. 'sql'
	$config['collected_senders'] = true;


	// ----------------------------------
	// USER PREFERENCES
	// ----------------------------------

	// Use this charset as fallback for message decoding
	$config['default_charset'] = 'ISO-8859-1';

	// Skin name: folder from skins/
	$config['skin'] = 'elastic';

	// Limit skins available for the user.
	// Note: When not empty, it should include the default skin set in 'skin' option.
	$config['skins_allowed'] = [];

	// Enables using standard browser windows (that can be handled as tabs)
	// instead of popup windows
	$config['standard_windows'] = false;

	// show up to X items in messages list view
	$config['mail_pagesize'] = 50;

	// show up to X items in contacts list view
	$config['addressbook_pagesize'] = 50;

	// sort contacts by this col (preferably either one of name, firstname, surname)
	$config['addressbook_sort_col'] = 'surname';

	// The way how contact names are displayed in the list.
	// 0: prefix firstname middlename surname suffix (only if display name is not set)
	// 1: firstname middlename surname
	// 2: surname firstname middlename
	// 3: surname, firstname middlename
	$config['addressbook_name_listing'] = 0;

	// use this timezone to display date/time
	// valid timezone identifiers are listed here: php.net/manual/en/timezones.php
	// 'auto' will use the browser's timezone settings
	$config['timezone'] = 'auto';

	// prefer displaying HTML messages
	$config['prefer_html'] = true;

	// Display remote resources (inline images, styles) in HTML messages. Default: 0.
	// 0 - Never, always ask
	// 1 - Allow from my contacts (all writeable addressbooks + collected senders and recipients)
	// 2 - Always allow
	// 3 - Allow from trusted senders only
	$config['show_images'] = 0;

	// open messages in new window
	$config['message_extwin'] = false;

	// open message compose form in new window
	$config['compose_extwin'] = false;

	// compose html formatted messages by default
	// 0 - never,
	// 1 - always,
	// 2 - on reply to HTML message,
	// 3 - on forward or reply to HTML message
	// 4 - always, except when replying to plain text message
	$config['htmleditor'] = 0;

	// save copies of compose messages in the browser's local storage
	// for recovery in case of browser crashes and session timeout.
	$config['compose_save_localstorage'] = true;

	// show pretty dates as standard
	$config['prettydate'] = true;

	// save compose message every 300 seconds (5min)
	$config['draft_autosave'] = 300;

	// Interface layout. Default: 'widescreen'.
	// 'widescreen' - three columns
	// 'desktop' - two columns, preview on bottom
	// 'list' - two columns, no preview
	$config['layout'] = 'widescreen';

	// Mark as read when viewing a message (delay in seconds)
	// Set to -1 if messages should not be marked as read
	$config['mail_read_time'] = 0;

	// Clear Trash on logout. Remove all messages or only older than N days.
	// Supported values: false, true, 30, 60, 90. Default: false.
	$config['logout_purge'] = false;

	// Compact INBOX on logout
	$config['logout_expunge'] = false;

	// Display attached images below the message body
	$config['inline_images'] = true;

	// Encoding of long/non-ascii attachment names:
	// 0 - Full RFC 2231 compatible
	// 1 - RFC 2047 for 'name' and RFC 2231 for 'filename' parameter (Thunderbird's default)
	// 2 - Full 2047 compatible
	$config['mime_param_folding'] = 1;

	// Set true if deleted messages should not be displayed
	// This will make the application run slower
	$config['skip_deleted'] = false;

	// Set true to Mark deleted messages as read as well as deleted
	// False means that a message's read status is not affected by marking it as deleted
	$config['read_when_deleted'] = true;

	// Set to true to never delete messages immediately
	// Use 'Purge' to remove messages marked as deleted
	$config['flag_for_deletion'] = false;

	// Default interval for auto-refresh requests (in seconds)
	// These are requests for system state updates e.g. checking for new messages, etc.
	// Setting it to 0 disables the feature.
	$config['refresh_interval'] = 60;

	// If true all folders will be checked for recent messages
	$config['check_all_folders'] = false;

	// If true, after message/contact delete/move, the next message/contact will be displayed
	$config['display_next'] = true;

	// Default messages listing mode. One of 'threads' or 'list'.
	$config['default_list_mode'] = 'list';

	// 0 - Do not expand threads
	// 1 - Expand all threads automatically
	// 2 - Expand only threads with unread messages
	$config['autoexpand_threads'] = 0;

	// When replying:
	// -1 - don't cite the original message
	// 0 - place cursor below the original message
	// 1 - place cursor above original message (top posting)
	// 2 - place cursor above original message (top posting), but do not indent the quote
	$config['reply_mode'] = 0;

	// When replying strip original signature from message
	$config['strip_existing_sig'] = true;

	// Show signature:
	// 0 - Never
	// 1 - Always
	// 2 - New messages only
	// 3 - Forwards and Replies only
	$config['show_sig'] = 1;

	// By default the signature is placed depending on cursor position (reply_mode).
	// Sometimes it might be convenient to start the reply on top but keep
	// the signature below the quoted text (sig_below = true).
	$config['sig_below'] = false;

	// Enables adding of standard separator to the signature
	$config['sig_separator'] = true;

	// Use MIME encoding (quoted-printable) for 8bit characters in message body
	$config['force_7bit'] = false;

	// Default fields configuration for mail search.
	// The array can contain a per-folder list of header fields which should be considered when searching
	// The entry with key '*' stands for all folders which do not have a specific list set.
	// Supported fields: subject, from, to, cc, bcc, replyto, followupto, body, text.
	// Please note that folder names should to be in sync with $config['*_mbox'] options
	$config['search_mods'] = null; // Example: ['*' => ['subject'=>1, 'from'=>1], 'Sent' => ['subject'=>1, 'to'=>1]];

	// Defaults of the addressbook search field configuration.
	$config['addressbook_search_mods'] = null; // Example: ['name'=>1, 'firstname'=>1, 'surname'=>1, 'email'=>1, '*'=>1];

	// Directly delete messages in Junk instead of moving to Trash
	$config['delete_junk'] = false;

	// Behavior if a received message requests a message delivery notification (read receipt)
	// 0 = ask the user,
	// 1 = send automatically,
	// 2 = ignore (never send or ask)
	// 3 = send automatically if sender is in my contacts, otherwise ask the user
	// 4 = send automatically if sender is in my contacts, otherwise ignore
	// 5 = send automatically if sender is a trusted sender, otherwise ask the user
	// 6 = send automatically if sender is a trusted sender, otherwise ignore
	$config['mdn_requests'] = 0;

	// Return receipt checkbox default state
	$config['mdn_default'] = 0;

	// Delivery Status Notification checkbox default state
	$config['dsn_default'] = 0;

	// Place replies in the folder of the message being replied to
	$config['reply_same_folder'] = false;

	// Sets default mode of Forward feature to "forward as attachment"
	$config['forward_attachment'] = false;

	// Defines address book (internal index) to which new contacts will be added
	// By default it is the first writeable addressbook.
	// Note: Use '0' for built-in address book.
	$config['default_addressbook'] = null;

	// Enables spell checking before sending a message.
	$config['spellcheck_before_send'] = false;

	// Skip alternative email addresses in autocompletion (show one address per contact)
	$config['autocomplete_single'] = false;

	// Default font for composed HTML message.
	// Supported values: Andale Mono, Arial, Arial Black, Book Antiqua, Courier New,
	// Georgia, Helvetica, Impact, Tahoma, Terminal, Times New Roman, Trebuchet MS, Verdana
	$config['default_font'] = 'Verdana';

	// Default font size for composed HTML message.
	// Supported sizes: 8pt, 10pt, 12pt, 14pt, 18pt, 24pt, 36pt
	$config['default_font_size'] = '10pt';

	// Enables display of email address with name instead of a name (and address in title)
	$config['message_show_email'] = false;

	// Default behavior of Reply-All button:
	// 0 - Reply-All always
	// 1 - Reply-List if mailing list is detected
	$config['reply_all_mode'] = 0;
	diff --git a/program/lib/Roundcube/rcube_utils.php b/program/lib/Roundcube/rcube_utils.php
	index 4afb659b8..165eb58da 100644
	--- a/program/lib/Roundcube/rcube_utils.php
	+++ b/program/lib/Roundcube/rcube_utils.php
	@@ -1,1896 +1,1879 @@
	<?php

	/**
	+-----------------------------------------------------------------------+
	\| This file is part of the Roundcube Webmail client \|
	\| \|
	\| Copyright (C) The Roundcube Dev Team \|
	\| Copyright (C) Kolab Systems AG \|
	\| \|
	\| Licensed under the GNU General Public License version 3 or \|
	\| any later version with exceptions for skins & plugins. \|
	\| See the README file for a full license statement. \|
	\| \|
	\| PURPOSE: \|
	\| Utility class providing common functions \|
	+-----------------------------------------------------------------------+
	\| Author: Thomas Bruederli <roundcube@gmail.com> \|
	\| Author: Aleksander Machniak <alec@alec.pl> \|
	+-----------------------------------------------------------------------+
	*/

	/**
	* Utility class providing common functions
	*
	* @package Framework
	* @subpackage Utils
	*/
	class rcube_utils
	{
	// define constants for input reading
	const INPUT_GET = 1;
	const INPUT_POST = 2;
	const INPUT_COOKIE = 4;
	const INPUT_GP = 3; // GET + POST
	const INPUT_GPC = 7; // GET + POST + COOKIE


	/**
	* A wrapper for PHP's explode() that does not throw a warning
	* when the separator does not exist in the string
	*
	* @param string $separator Separator string
	* @param string $string The string to explode
	*
	* @return array Exploded string. Still an array if there's no separator in the string
	*/
	public static function explode($separator, $string)
	{
	if (strpos($string, $separator) !== false) {
	return explode($separator, $string);
	}

	return [$string, null];
	}

	/**
	* Helper method to set a cookie with the current path and host settings
	*
	* @param string $name Cookie name
	* @param string $value Cookie value
	* @param int $exp Expiration time
	* @param bool $http_only HTTP Only
	*/
	public static function setcookie($name, $value, $exp = 0, $http_only = true)
	{
	if (headers_sent()) {
	return;
	}

	$attrib = session_get_cookie_params();
	$attrib['expires'] = $exp;
	$attrib['secure'] = $attrib['secure'] \|\| self::https_check();
	$attrib['httponly'] = $http_only;

	// session_get_cookie_params() return includes 'lifetime' but setcookie() does not use it, instead it uses 'expires'
	unset($attrib['lifetime']);

	setcookie($name, $value, $attrib);
	}

	/**
	* E-mail address validation.
	*
	* @param string $email Email address
	* @param bool $dns_check True to check dns
	*
	* @return bool True on success, False if address is invalid
	*/
	public static function check_email($email, $dns_check = true)
	{
	// Check for invalid (control) characters
	if (preg_match('/\p{Cc}/u', $email)) {
	return false;
	}

	// Check for length limit specified by RFC 5321 (#1486453)
	if (strlen($email) > 254) {
	return false;
	}

	$pos = strrpos($email, '@');
	if (!$pos) {
	return false;
	}

	$domain_part = substr($email, $pos + 1);
	$local_part = substr($email, 0, $pos);

	// quoted-string, make sure all backslashes and quotes are
	// escaped
	if (substr($local_part, 0, 1) == '"') {
	$local_quoted = preg_replace('/\\\\(\\\\\|\")/','', substr($local_part, 1, -1));
	if (preg_match('/\\\\\|"/', $local_quoted)) {
	return false;
	}
	}
	// dot-atom portion, make sure there's no prohibited characters
	else if (preg_match('/(^\.\|\.\.\|\.$)/', $local_part)
	\|\| preg_match('/[\\ ",:;<>@]/', $local_part)
	) {
	return false;
	}

	// Validate domain part
	if (preg_match('/^\[((IPv6:[0-9a-f:.]+)\|([0-9.]+))\]$/i', $domain_part, $matches)) {
	return self::check_ip(preg_replace('/^IPv6:/i', '', $matches[1])); // valid IPv4 or IPv6 address
	}
	else {
	// If not an IP address
	$domain_array = explode('.', $domain_part);
	// Not enough parts to be a valid domain
	if (count($domain_array) < 2) {
	return false;
	}

	foreach ($domain_array as $part) {
	if (!preg_match('/^((xn--)?([A-Za-z0-9][A-Za-z0-9-]{0,61}[A-Za-z0-9])\|([A-Za-z0-9]))$/', $part)) {
	return false;
	}
	}

	// last domain part (allow extended TLD)
	$last_part = array_pop($domain_array);
	if (strpos($last_part, 'xn--') !== 0
	&& (preg_match('/[^a-zA-Z0-9]/', $last_part) \|\| preg_match('/^[0-9]+$/', $last_part))
	) {
	return false;
	}

	$rcube = rcube::get_instance();

	if (!$dns_check \|\| !function_exists('checkdnsrr') \|\| !$rcube->config->get('email_dns_check')) {
	return true;
	}

	// Check DNS record(s)
	// Note: We can't use ANY (#6581)
	foreach (['A', 'MX', 'CNAME', 'AAAA'] as $type) {
	if (checkdnsrr($domain_part, $type)) {
	return true;
	}
	}
	}

	return false;
	}

	/**
	* Validates IPv4 or IPv6 address
	*
	* @param string $ip IP address in v4 or v6 format
	*
	* @return bool True if the address is valid
	*/
	public static function check_ip($ip)
	{
	return filter_var($ip, FILTER_VALIDATE_IP) !== false;
	}

	/**
	* Replacing specials characters to a specific encoding type
	*
	* @param string $str Input string
	* @param string $enctype Encoding type: text\|html\|xml\|js\|url
	* @param string $mode Replace mode for tags: show\|remove\|strict
	* @param bool $newlines Convert newlines
	*
	* @return string The quoted string
	*/
	public static function rep_specialchars_output($str, $enctype = '', $mode = '', $newlines = true)
	{
	static $html_encode_arr = false;
	static $js_rep_table = false;
	static $xml_rep_table = false;

	if (!is_string($str)) {
	$str = strval($str);
	}

	// encode for HTML output
	if ($enctype == 'html') {
	if (!$html_encode_arr) {
	$html_encode_arr = get_html_translation_table(HTML_SPECIALCHARS);
	unset($html_encode_arr['?']);
	}

	$encode_arr = $html_encode_arr;

	if ($mode == 'remove') {
	$str = strip_tags($str);
	}
	else if ($mode != 'strict') {
	// don't replace quotes and html tags
	$ltpos = strpos($str, '<');
	if ($ltpos !== false && strpos($str, '>', $ltpos) !== false) {
	unset($encode_arr['"']);
	unset($encode_arr['<']);
	unset($encode_arr['>']);
	unset($encode_arr['&']);
	}
	}

	$out = strtr($str, $encode_arr);

	return $newlines ? nl2br($out) : $out;
	}

	// if the replace tables for XML and JS are not yet defined
	if ($js_rep_table === false) {
	$js_rep_table = $xml_rep_table = [];
	$xml_rep_table['&'] = '&';

	// can be increased to support more charsets
	for ($c=160; $c<256; $c++) {
	$xml_rep_table[chr($c)] = "&#$c;";
	}

	$xml_rep_table['"'] = '"';
	$js_rep_table['"'] = '\\"';
	$js_rep_table["'"] = "\\'";
	$js_rep_table["\\"] = "\\\\";
	// Unicode line and paragraph separators (#1486310)
	$js_rep_table[chr(hexdec('E2')).chr(hexdec('80')).chr(hexdec('A8'))] = ' ';
	$js_rep_table[chr(hexdec('E2')).chr(hexdec('80')).chr(hexdec('A9'))] = ' ';
	}

	// encode for javascript use
	if ($enctype == 'js') {
	return preg_replace(["/\r?\n/", "/\r/", '/<\\//'], ['\n', '\n', '<\\/'], strtr($str, $js_rep_table));
	}

	// encode for plaintext
	if ($enctype == 'text') {
	return str_replace("\r\n", "\n", $mode == 'remove' ? strip_tags($str) : $str);
	}

	if ($enctype == 'url') {
	return rawurlencode($str);
	}

	// encode for XML
	if ($enctype == 'xml') {
	return strtr($str, $xml_rep_table);
	}

	// no encoding given -> return original string
	return $str;
	}

	/**
	* Read input value and make sure it is a string.
	*
	* @param string $fname Field name to read
	* @param int $source Source to get value from (see self::INPUT_*)
	* @param bool $allow_html Allow HTML tags in field value
	* @param string $charset Charset to convert into
	*
	* @return string Request parameter value
	* @see self::get_input_value()
	*/
	public static function get_input_string($fname, $source, $allow_html = false, $charset = null)
	{
	$value = self::get_input_value($fname, $source, $allow_html, $charset);

	return is_string($value) ? $value : '';
	}

	/**
	* Check if input value is a "simple" string.
	* "Simple" is defined as a non-empty string containing only
	* - "word" characters (alphanumeric plus underscore),
	* - dots,
	* - dashes.
	*
	* @param string $input The string to test
	*
	* @return bool
	*/
	public static function is_simple_string($input)
	{
	return is_string($input) && !!preg_match('/^[\w.-]+$/i', $input);
	}

	/**
	* Read request parameter value and convert it for internal use
	* Performs stripslashes() and charset conversion if necessary
	*
	* @param string $fname Field name to read
	* @param int $source Source to get value from (see self::INPUT_*)
	* @param bool $allow_html Allow HTML tags in field value
	* @param string $charset Charset to convert into
	*
	* @return string\|array\|null Request parameter value or NULL if not set
	*/
	public static function get_input_value($fname, $source, $allow_html = false, $charset = null)
	{
	$value = null;

	if (($source & self::INPUT_GET) && isset($_GET[$fname])) {
	$value = $_GET[$fname];
	}

	if (($source & self::INPUT_POST) && isset($_POST[$fname])) {
	$value = $_POST[$fname];
	}

	if (($source & self::INPUT_COOKIE) && isset($_COOKIE[$fname])) {
	$value = $_COOKIE[$fname];
	}

	return self::parse_input_value($value, $allow_html, $charset);
	}

	/**
	* Parse/validate input value. See self::get_input_value()
	* Performs stripslashes() and charset conversion if necessary
	*
	* @param string $value Input value
	* @param bool $allow_html Allow HTML tags in field value
	* @param string $charset Charset to convert into
	*
	* @return string Parsed value
	*/
	public static function parse_input_value($value, $allow_html = false, $charset = null)
	{
	if (empty($value)) {
	return $value;
	}

	if (is_array($value)) {
	foreach ($value as $idx => $val) {
	$value[$idx] = self::parse_input_value($val, $allow_html, $charset);
	}

	return $value;
	}

	// remove HTML tags if not allowed
	if (!$allow_html) {
	$value = strip_tags($value);
	}

	$rcube = rcube::get_instance();
	$output_charset = is_object($rcube->output) ? $rcube->output->get_charset() : null;

	// remove invalid characters (#1488124)
	if ($output_charset == 'UTF-8') {
	$value = rcube_charset::clean($value);
	}

	// convert to internal charset
	if ($charset && $output_charset) {
	$value = rcube_charset::convert($value, $output_charset, $charset);
	}

	return $value;
	}

	/**
	* Convert array of request parameters (prefixed with _)
	* to a regular array with non-prefixed keys.
	*
	* @param int $mode Source to get value from (GPC)
	* @param string $ignore PCRE expression to skip parameters by name
	* @param bool $allow_html Allow HTML tags in field value
	*
	* @return array Hash array with all request parameters
	*/
	public static function request2param($mode = null, $ignore = 'task\|action', $allow_html = false)
	{
	$out = [];
	$src = $mode == self::INPUT_GET ? $_GET : ($mode == self::INPUT_POST ? $_POST : $_REQUEST);

	foreach (array_keys($src) as $key) {
	$fname = $key[0] == '_' ? substr($key, 1) : $key;
	if ($ignore && !preg_match('/^(' . $ignore . ')$/', $fname)) {
	$out[$fname] = self::get_input_value($key, $mode, $allow_html);
	}
	}

	return $out;
	}

	/**
	* Convert the given string into a valid HTML identifier
	* Same functionality as done in app.js with rcube_webmail.html_identifier()
	*
	* @param string $str String input
	* @param bool $encode Use base64 encoding
	*
	* @return string Valid HTML identifier
	*/
	public static function html_identifier($str, $encode = false)
	{
	if ($encode) {
	return rtrim(strtr(base64_encode($str), '+/', '-_'), '=');
	}

	return asciiwords($str, true, '_');
	}

	/**
	* Replace all css definitions with #container [def]
	* and remove css-inlined scripting, make position style safe
	*
	* @param string $source CSS source code
	* @param string $container_id Container ID to use as prefix
	* @param bool $allow_remote Allow remote content
	* @param string $prefix Prefix to be added to id/class identifier
	*
	* @return string Modified CSS source
	*/
	public static function mod_css_styles($source, $container_id, $allow_remote = false, $prefix = '')
	{
	$source = self::xss_entity_decode($source);

	// No @import allowed
	// TODO: We should just remove it, not invalidate the whole content
	if (stripos($source, '@import') !== false) {
	return '/* evil! */';
	}

	// Incomplete style expression
	if (strpos($source, '{') === false) {
	return '/* invalid! */';
	}

	// remove html and css comments
	$source = preg_replace('/(^\s<\!--)\|(-->\s$)/m', '', $source);

	// To prevent from a double-escaping tricks we consider a script with
	// any escape sequences (after de-escaping them above) an evil script.
	// This probably catches many valid scripts, but we\'re on the safe side.
	if (preg_match('/\\\[0-9a-fA-F]{2}/', $source)) {
	return '/* evil! */';
	}

	// If after removing comments there are still comments it's most likely a hack
	// Note: In <=1.6 comments are being removed by xss_entity_decode() above
	// $source = self::remove_css_comments($source);
	if (strpos($source, '/*') !== false \|\| strpos($source, '<!--') !== false) {
	return '/* evil! */';
	}

	$url_callback = static function ($url) use ($allow_remote) {
	if (strpos($url, 'data:image') === 0) {
	return $url;
	}
	if ($allow_remote && preg_match('\|^https?://[a-z0-9/._+-]+$\|i', $url)) {
	return $url;
	}
	};

	$last_pos = 0;
	$replacements = new rcube_string_replacer();

	// cut out all contents between { and }
	while (($pos = strpos($source, '{', $last_pos)) && ($pos2 = strpos($source, '}', $pos) ?: (strlen($source) - 1))) {
	// In case there was no closing brace add one
	if ($source[$pos2] != '}') {
	$pos2++;
	$source .= '}';
	}

	$nested = strpos($source, '{', $pos + 1);
	if ($nested && $nested < $pos2) { // when dealing with nested blocks (e.g. @media), take the inner one
	$pos = $nested;
	}
	$length = $pos2 - $pos - 1;
	$styles = substr($source, $pos+1, $length);
	$styles = self::sanitize_css_block($styles, $url_callback);

	$key = $replacements->add(strlen($styles) ? " {$styles} " : '');
	$repl = $replacements->get_replacement($key);
	$source = substr_replace($source, $repl, $pos+1, $length);
	$last_pos = $pos2 - ($length - strlen($repl));
	}

	// add #container to each tag selector and prefix to id/class identifiers
	if ($container_id \|\| $prefix) {
	// Exclude rcube_string_replacer pattern matches, this is needed
	// for cases like @media { body { position: fixed; } } (#5811)
	$excl = '(?!' . substr($replacements->pattern, 1, -1) . ')';
	$regexp = '/(^\s\|,\s\|\}\s\|\{\s)(' . $excl . ':?[a-z0-9\._#\\[][a-z0-9\._:#=~ \[\]"\\|\>\+\$\^-])/im';
	$callback = function($matches) use ($container_id, $prefix) {
	$replace = $matches[2];

	if (stripos($replace, ':root') === 0) {
	$replace = substr($replace, 5);
	}

	if ($prefix) {
	$replace = str_replace(['.', '#'], [".$prefix", "#$prefix"], $replace);
	}

	if ($container_id) {
	$replace = "#$container_id " . $replace;
	}

	// Remove redundant spaces (for simpler testing)
	$replace = preg_replace('/\s+/', ' ', $replace);

	return str_replace($matches[2], $replace, $matches[0]);
	};

	$source = preg_replace_callback($regexp, $callback, $source);
	}

	// replace body definition because we also stripped off the <body> tag
	if ($container_id) {
	$regexp = '/#' . preg_quote($container_id, '/') . '\s+body/i';
	$source = preg_replace($regexp, "#$container_id", $source);
	}

	// put block contents back in
	$source = $replacements->resolve($source);

	return $source;
	}

	/**
	* Parse and sanitize single CSS block
	*
	* @param string $styles CSS styles block
	* @param ?callable $url_callback URL validator callback
	*
	* @return string
	*/
	public static function sanitize_css_block($styles, $url_callback = null)
	{
	$output = [];

	// check every css rule in the style block...
	foreach (self::parse_css_block($styles) as $rule) {
	$property = $rule[0];
	$value = $rule[1];

	if ($property == 'page') {
	// Remove 'page' attributes (#7604)
	continue;
	} elseif ($property == 'position' && strcasecmp($value, 'fixed') === 0) {
	// Convert position:fixed to position:absolute (#5264)
	$value = 'absolute';
	} elseif (preg_match('/expression\|image-set/i', $value)) {
	continue;
	} else {
	$value = '';
	foreach (self::explode_css_property_block($rule[1]) as $val) {
	if ($url_callback && preg_match('/^url\s*\(/i', $val)) {
	if (preg_match('/^url\s$\s[\'"]?([^\'"$])[\'"]?\s\)/iu', $val, $match)) {
	if ($url = $url_callback($match[1])) {
	$value .= ' url(' . $url . ')';
	}
	}
	} elseif (preg_match('/;.+/', $val)) {
	// Invalid or evil content, ignore
	continue;
	} else {
	// whitelist ?
	$value .= ' ' . $val;

	// #1488535: Fix size units, so width:800 would be changed to width:800px
	if ($val
	&& preg_match('/^(left\|right\|top\|bottom\|width\|height)/i', $property)
	&& preg_match('/^[0-9]+$/', $val)
	) {
	$value .= 'px';
	}
	}
	}
	}

	if (strlen($value)) {
	$output[] = $property . ': ' . trim($value);
	}
	}

	return count($output) > 0 ? implode('; ', $output) . ';' : '';
	}

	/**
	* Explode css style. Property names will be lower-cased and trimmed.
	* Values will be trimmed. Invalid entries will be skipped.
	*
	* @param string $style CSS style
	*
	* @return array List of CSS rule pairs, e.g. [['color', 'red'], ['top', '0']]
	*/
	public static function parse_css_block($style)
	{
	// Remove comments
	$style = self::remove_css_comments($style);

	// Replace new lines with spaces
	$style = preg_replace('/[\r\n]+/', ' ', $style);

	$style = trim($style);
	$length = strlen($style);
	$result = [];
	$pos = 0;

	while ($pos < $length && ($colon_pos = strpos($style, ':', $pos))) {
	// Property name
	$name = strtolower(trim(substr($style, $pos, $colon_pos - $pos)));

	// get the property value
	$q = $s = false;
	for ($i = $colon_pos + 1; $i < $length; $i++) {
	if (($style[$i] == "\"" \|\| $style[$i] == "'") && ($i == 0 \|\| $style[$i-1] != "\\")) {
	if ($q == $style[$i]) {
	$q = false;
	}
	else if ($q === false) {
	$q = $style[$i];
	}
	}
	else if ($style[$i] == "(" && !$q && ($i == 0 \|\| $style[$i-1] != "\\")) {
	$q = "(";
	}
	else if ($style[$i] == ")" && $q == "(" && $style[$i-1] != "\\") {
	$q = false;
	}

	if ($q === false && (($s = $style[$i] == ';') \|\| $i == $length - 1)) {
	break;
	}
	}

	$value_length = $i - $colon_pos - ($s ? 1 : 0);
	$value = trim(substr($style, $colon_pos + 1, $value_length));
	// Remove "orfaned" semicolons (#9948)
	$name = ltrim($name, "; \t\r\n");

	if (strlen($name) && !preg_match('/[^a-z-]/', $name) && strlen($value) && $value !== ';') {
	$result[] = [$name, $value];
	}

	$pos = $i + 1;
	}

	return $result;
	}

	/**
	* Remove CSS comments from styles.
	*
	* @param string $style CSS style
	*
	* @return string CSS style
	*/
	public static function remove_css_comments($style)
	{
	$pos = 0;

	while (($pos = strpos($style, '/*', $pos)) !== false) {
	$end = strpos($style, '*/', $pos + 2);

	if ($end === false) {
	$style = substr($style, 0, $pos);
	} else {
	$style = substr_replace($style, '', $pos, $end - $pos + 2);
	}
	}

	return $style;
	}

	/**
	* Explode css style value
	*
	* @param string $style CSS style
	*
	* @return array List of CSS values
	*/
	public static function explode_css_property_block($style)
	{
	$style = preg_replace('/\s+/', ' ', $style);
	$result = [];
	$strlen = strlen($style);
	$q = false;

	// explode value
	for ($p = $i = 0; $i < $strlen; $i++) {
	if (($style[$i] == '"' \|\| $style[$i] == "'") && ($i == 0 \|\| $style[$i - 1] != '\\')) {
	if ($q == $style[$i]) {
	$q = false;
	} elseif (!$q) {
	$q = $style[$i];
	}
	}

	if (!$q && $style[$i] == ' ' && ($i == 0 \|\| !preg_match('/[,\(]/', $style[$i - 1]))) {
	$result[] = substr($style, $p, $i - $p);
	$p = $i + 1;
	}
	}

	$result[] = (string) substr($style, $p);

	return $result;
	}

	/**
	* Generate CSS classes from mimetype and filename extension
	*
	* @param string $mimetype Mimetype
	* @param string $filename Filename
	*
	* @return string CSS classes separated by space
	*/
	public static function file2class($mimetype, $filename)
	{
	$mimetype = strtolower($mimetype);
	$filename = strtolower($filename);

	list($primary, $secondary) = rcube_utils::explode('/', $mimetype);

	$classes = [$primary ?: 'unknown'];

	if (!empty($secondary)) {
	$classes[] = $secondary;
	}

	if (preg_match('/\.([a-z0-9]+)$/', $filename, $m)) {
	if (!in_array($m[1], $classes)) {
	$classes[] = $m[1];
	}
	}

	return implode(' ', $classes);
	}

	/**
	* Decode escaped entities used by known XSS exploits.
	* See http://downloads.securityfocus.com/vulnerabilities/exploits/26800.eml for examples
	*
	* @param string $content CSS content to decode
	*
	* @return string Decoded string
	*/
	public static function xss_entity_decode($content)
	{
	$callback = function($matches) { return chr(hexdec($matches[1])); };

	$out = html_entity_decode(html_entity_decode($content));
	$out = trim(preg_replace('/(^<!--\|-->$)/', '', trim($out)));
	$out = preg_replace_callback('/\\\([0-9a-f]{2,6})\s*/i', $callback, $out);
	$out = preg_replace('/\\\([^0-9a-f])/i', '\\1', $out);
	$out = preg_replace('#/\.\*/#Ums', '', $out);
	$out = strip_tags($out);

	return $out;
	}

	/**
	* Check if we can process not exceeding memory_limit
	*
	* @param int $need Required amount of memory
	*
	* @return bool True if memory won't be exceeded, False otherwise
	*/
	public static function mem_check($need)
	{
	$mem_limit = parse_bytes(ini_get('memory_limit'));
	$memory = function_exists('memory_get_usage') ? memory_get_usage() : 1610241024; // safe value: 16MB

	return $mem_limit > 0 && $memory + $need > $mem_limit ? false : true;
	}

	/**
	* Check if working in SSL mode
	*
	* @param int $port HTTPS port number
	* @param bool $use_https Enables 'use_https' option checking
	*
	* @return bool True in SSL mode, False otherwise
	*/
	public static function https_check($port = null, $use_https = true)
	{
	if (!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) != 'off') {
	return true;
	}

	if (!empty($_SERVER['HTTP_X_FORWARDED_PROTO'])
	&& strtolower($_SERVER['HTTP_X_FORWARDED_PROTO']) == 'https'
	&& self::check_proxy_whitelist_ip()
	) {
	return true;
	}

	if ($port && isset($_SERVER['SERVER_PORT']) && $_SERVER['SERVER_PORT'] == $port) {
	return true;
	}

	if ($use_https && rcube::get_instance()->config->get('use_https')) {
	return true;
	}

	return false;
	}

	/**
	* Check if the reported REMOTE_ADDR is in the 'proxy_whitelist' config option
	*/
	public static function check_proxy_whitelist_ip() {
	return in_array($_SERVER['REMOTE_ADDR'], (array) rcube::get_instance()->config->get('proxy_whitelist', []));
	}

	/**
	* Replaces hostname variables.
	*
	* @param string $name Hostname
	* @param string $host Optional IMAP hostname
	*
	* @return string Hostname
	*/
	public static function parse_host($name, $host = '')
	{
	if (!is_string($name)) {
	return $name;
	}

	// %n - host
	$n = self::server_name();
	// %t - host name without first part, e.g. %n=mail.domain.tld, %t=domain.tld
	// If %n=domain.tld then %t=domain.tld as well (remains valid)
	$t = preg_replace('/^[^.]+\.(?![^.]+$)/', '', $n);
	// %d - domain name without first part (up to domain.tld)
	$d = preg_replace('/^[^.]+\.(?![^.]+$)/', '', self::server_name('HTTP_HOST'));
	// %h - IMAP host
	$h = !empty($_SESSION['storage_host']) ? $_SESSION['storage_host'] : $host;
	// %z - IMAP domain without first part, e.g. %h=imap.domain.tld, %z=domain.tld
	// If %h=domain.tld then %z=domain.tld as well (remains valid)
	$z = preg_replace('/^[^.]+\.(?![^.]+$)/', '', $h);
	// %s - domain name after the '@' from e-mail address provided at login screen.
	// Returns FALSE if an invalid email is provided
	$s = '';
	if (strpos($name, '%s') !== false) {
	$user_email = self::idn_to_ascii(self::get_input_value('_user', self::INPUT_POST));
	$matches = preg_match('/(.*)@([a-z0-9\.\-\[\]\:]+)/i', $user_email, $s);
	if ($matches < 1 \|\| filter_var($s[1]."@".$s[2], FILTER_VALIDATE_EMAIL) === false) {
	return false;
	}
	$s = $s[2];
	}

	return str_replace(['%n', '%t', '%d', '%h', '%z', '%s'], [$n, $t, $d, $h, $z, $s], $name);
	}

	/**
	* Parse host specification URI.
	*
	* @param string $host Host URI
	* @param int $plain_port Plain port number
	* @param int $ssl_port SSL port number
	*
	* @return array An array with three elements (hostname, scheme, port)
	*/
	public static function parse_host_uri($host, $plain_port = null, $ssl_port = null)
	{
	if (preg_match('#^(unix\|ldapi)://#i', $host, $matches)) {
	return [$host, $matches[1], -1];
	}

	$url = parse_url($host);
	$port = $plain_port;
	$scheme = null;

	if (!empty($url['host'])) {
	$host = $url['host'];
	$scheme = $url['scheme'] ?? null;

	if (!empty($url['port'])) {
	$port = $url['port'];
	}
	else if (
	$scheme
	&& $ssl_port
	&& ($scheme === 'ssl' \|\| ($scheme != 'tls' && $scheme[strlen($scheme) - 1] === 's'))
	) {
	// assign SSL port to ssl://, imaps://, ldaps://, but not tls://
	$port = $ssl_port;
	}
	}

	return [$host, $scheme, $port];
	}

	/**
	* Returns the server name after checking it against trusted hostname patterns.
	*
	* Returns 'localhost' and logs a warning when the hostname is not trusted.
	*
	* @param string $type The $_SERVER key, e.g. 'HTTP_HOST', Default: 'SERVER_NAME'.
	* @param bool $strip_port Strip port from the host name
	*
	* @return string Server name
	*/
	public static function server_name($type = null, $strip_port = true)
	{
	if (!$type) {
	$type = 'SERVER_NAME';
	}

	$name = $_SERVER[$type] ?? '';
	$rcube = rcube::get_instance();
	$patterns = (array) $rcube->config->get('trusted_host_patterns');

	if (!empty($name)) {
	if ($strip_port) {
	$name = preg_replace('/:\d+$/', '', $name);
	}

	if (empty($patterns)) {
	return $name;
	}

	foreach ($patterns as $pattern) {
	// the pattern might be a regular expression or just a host/domain name
	if (preg_match('/[^a-zA-Z0-9.:-]/', $pattern)) {
	if (preg_match("/$pattern/", $name)) {
	return $name;
	}
	}
	else if (strtolower($name) === strtolower($pattern)) {
	return $name;
	}
	}

	$rcube->raise_error([
	'file' => __FILE__, 'line' => __LINE__,
	'message' => "Specified host is not trusted. Using 'localhost'."
	]
	, true, false
	);
	}

	return 'localhost';
	}

	/**
	* Returns remote IP address and forwarded addresses if found
	*
	* @return string Remote IP address(es)
	*/
	public static function remote_ip()
	{
	$address = $_SERVER['REMOTE_ADDR'] ?? '';

	// append the NGINX X-Real-IP header, if set
	if (!empty($_SERVER['HTTP_X_REAL_IP']) && $_SERVER['HTTP_X_REAL_IP'] != $address) {
	$remote_ip[] = 'X-Real-IP: ' . $_SERVER['HTTP_X_REAL_IP'];
	}

	// append the X-Forwarded-For header, if set
	if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
	$remote_ip[] = 'X-Forwarded-For: ' . $_SERVER['HTTP_X_FORWARDED_FOR'];
	}

	if (!empty($remote_ip)) {
	$address .= ' (' . implode(',', $remote_ip) . ')';
	}

	return $address;
	}

	/**
	* Returns the real remote IP address
	*
	* @return string Remote IP address
	*/
	public static function remote_addr()
	{
	// Check if any of the headers are set first to improve performance
	if (!empty($_SERVER['HTTP_X_FORWARDED_FOR']) \|\| !empty($_SERVER['HTTP_X_REAL_IP'])) {
	$proxy_whitelist = (array) rcube::get_instance()->config->get('proxy_whitelist', []);
	if (in_array($_SERVER['REMOTE_ADDR'], $proxy_whitelist)) {
	if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
	foreach (array_reverse(explode(',', $_SERVER['HTTP_X_FORWARDED_FOR'])) as $forwarded_ip) {
	$forwarded_ip = trim($forwarded_ip);
	if (!in_array($forwarded_ip, $proxy_whitelist)) {
	return $forwarded_ip;
	}
	}
	}

	if (!empty($_SERVER['HTTP_X_REAL_IP'])) {
	return $_SERVER['HTTP_X_REAL_IP'];
	}
	}
	}

	if (!empty($_SERVER['REMOTE_ADDR'])) {
	return $_SERVER['REMOTE_ADDR'];
	}

	return '';
	}

	/**
	* Read a specific HTTP request header.
	*
	* @param string $name Header name
	*
	* @return string\|null Header value or null if not available
	*/
	public static function request_header($name)
	{
	if (function_exists('apache_request_headers')) {
	$headers = apache_request_headers();
	$key = strtoupper($name);
	}
	else {
	$headers = $_SERVER;
	$key = 'HTTP_' . strtoupper(strtr($name, '-', '_'));
	}

	if (!empty($headers)) {
	$headers = array_change_key_case($headers, CASE_UPPER);

	return $headers[$key] ?? null;
	}
	}

	/**
	* Explode quoted string
	*
	* @param string $delimiter Delimiter expression string for preg_match()
	* @param string $string Input string
	*
	* @return array String items
	*/
	public static function explode_quoted_string($delimiter, $string)
	{
	$result = [];
	$strlen = strlen($string);

	for ($q=$p=$i=0; $i < $strlen; $i++) {
	if ($string[$i] == "\"" && (!isset($string[$i-1]) \|\| $string[$i-1] != "\\")) {
	$q = $q ? false : true;
	}
	else if (!$q && preg_match("/$delimiter/", $string[$i])) {
	$result[] = substr($string, $p, $i - $p);
	$p = $i + 1;
	}
	}

	$result[] = (string) substr($string, $p);

	return $result;
	}

	/**
	* Improved equivalent to strtotime()
	*
	* @param string $date Date string
	* @param DateTimeZone $timezone Timezone to use for DateTime object
	*
	* @return int Unix timestamp
	*/
	public static function strtotime($date, $timezone = null)
	{
	$date = self::clean_datestr($date);
	$tzname = $timezone ? ' ' . $timezone->getName() : '';

	// unix timestamp
	if (is_numeric($date)) {
	return (int) $date;
	}

	// It can be very slow when provided string is not a date and very long
	if (strlen($date) > 128) {
	$date = substr($date, 0, 128);
	}

	// if date parsing fails, we have a date in non-rfc format.
	// remove token from the end and try again
	while (($ts = @strtotime($date . $tzname)) === false \|\| $ts < 0) {
	if (($pos = strrpos($date, ' ')) === false) {
	break;
	}

	$date = rtrim(substr($date, 0, $pos));
	}

	return (int) $ts;
	}

	/**
	* Date parsing function that turns the given value into a DateTime object
	*
	* @param string $date Date string
	* @param DateTimeZone $timezone Timezone to use for DateTime object
	*
	* @return DateTime\|false DateTime object or False on failure
	*/
	public static function anytodatetime($date, $timezone = null)
	{
	if ($date instanceof DateTime) {
	return $date;
	}

	$dt = false;
	$date = self::clean_datestr($date);

	// try to parse string with DateTime first
	if (!empty($date)) {
	try {
	$_date = preg_match('/^[0-9]+$/', $date) ? "@$date" : $date;
	$dt = $timezone ? new DateTime($_date, $timezone) : new DateTime($_date);
	}
	catch (Exception $e) {
	// ignore
	}
	}

	// try our advanced strtotime() method
	if (!$dt && ($timestamp = self::strtotime($date, $timezone))) {
	try {
	$dt = new DateTime("@".$timestamp);
	if ($timezone) {
	$dt->setTimezone($timezone);
	}
	}
	catch (Exception $e) {
	// ignore
	}
	}

	return $dt;
	}

	/**
	* Clean up date string for strtotime() input
	*
	* @param string $date Date string
	*
	* @return string Date string
	*/
	public static function clean_datestr($date)
	{
	$date = trim((string) $date);

	// check for MS Outlook vCard date format YYYYMMDD
	if (preg_match('/^([12][90]\d\d)([01]\d)([0123]\d)$/', $date, $m)) {
	return sprintf('%04d-%02d-%02d 00:00:00', intval($m[1]), intval($m[2]), intval($m[3]));
	}

	// Clean malformed data
	$date = preg_replace(
	[
	'/$.*$/', // remove RFC comments
	'/GMT\s*([+-][0-9]+)/', // support non-standard "GMTXXXX" literal
	'/[^a-z0-9\x20\x09:\/\.+-]/i', // remove any invalid characters
	'/\s(Mon\|Tue\|Wed\|Thu\|Fri\|Sat\|Sun)\s/i', // remove weekday names
	],
	[
	'',
	'\\1',
	'',
	'',
	],
	$date
	);

	$date = trim($date);

	// try to fix dd/mm vs. mm/dd discrepancy, we can't do more here
	if (preg_match('/^(\d{1,2})[.\/-](\d{1,2})[.\/-](\d{4})(\s.*)?$/', $date, $m)) {
	$mdy = $m[2] > 12 && $m[1] <= 12;
	$day = $mdy ? $m[2] : $m[1];
	$month = $mdy ? $m[1] : $m[2];
	$date = sprintf('%04d-%02d-%02d%s', $m[3], $month, $day, $m[4] ?? ' 00:00:00');
	}
	// I've found that YYYY.MM.DD is recognized wrong, so here's a fix
	else if (preg_match('/^(\d{4})\.(\d{1,2})\.(\d{1,2})(\s.*)?$/', $date, $m)) {
	$date = sprintf('%04d-%02d-%02d%s', $m[1], $m[2], $m[3], $m[4] ?? ' 00:00:00');
	}

	return $date;
	}

	/**
	* Turns the given date-only string in defined format into YYYY-MM-DD format.
	*
	* Supported formats: 'Y/m/d', 'Y.m.d', 'd-m-Y', 'd/m/Y', 'd.m.Y', 'j.n.Y'
	*
	* @param string $date Date string
	* @param string $format Input date format
	*
	* @return string Date string in YYYY-MM-DD format, or the original string
	* if format is not supported
	*/
	public static function format_datestr($date, $format)
	{
	$format_items = preg_split('/[.-\/\\\\]/', $format);
	$date_items = preg_split('/[.-\/\\\\]/', $date);
	$iso_format = '%04d-%02d-%02d';

	if (count($format_items) == 3 && count($date_items) == 3) {
	if ($format_items[0] == 'Y') {
	$date = sprintf($iso_format, $date_items[0], $date_items[1], $date_items[2]);
	}
	else if (strpos('dj', $format_items[0]) !== false) {
	$date = sprintf($iso_format, $date_items[2], $date_items[1], $date_items[0]);
	}
	else if (strpos('mn', $format_items[0]) !== false) {
	$date = sprintf($iso_format, $date_items[2], $date_items[0], $date_items[1]);
	}
	}

	return $date;
	}

	/**
	* Wrapper for idn_to_ascii with support for e-mail address.
	*
	* Warning: Domain names may be lowercase'd.
	* Warning: An empty string may be returned on invalid domain.
	*
	* @param string $str Decoded e-mail address
	*
	* @return string Encoded e-mail address
	*/
	public static function idn_to_ascii($str)
	{
	return self::idn_convert($str, true);
	}

	/**
	* Wrapper for idn_to_utf8 with support for e-mail address
	*
	* @param string $str Decoded e-mail address
	*
	* @return string Encoded e-mail address
	*/
	public static function idn_to_utf8($str)
	{
	return self::idn_convert($str, false);
	}

	/**
	* Convert a string to ascii or utf8 (using IDNA standard)
	*
	* @param string $input Decoded e-mail address
	* @param bool $is_utf Convert by idn_to_ascii if true and idn_to_utf8 if false
	*
	* @return string Encoded e-mail address
	*/
	public static function idn_convert($input, $is_utf = false)
	{
	if ($at = strpos($input, '@')) {
	$user = substr($input, 0, $at);
	$domain = substr($input, $at + 1);
	}
	else {
	$user = '';
	$domain = $input;
	}

	// Note that in PHP 7.2/7.3 calling idn_to_* functions with default arguments
	// throws a warning, so we have to set the variant explicitly (#6075)
	$variant = INTL_IDNA_VARIANT_UTS46;
	$options = 0;

	// Because php-intl extension lowercases domains and return false
	// on invalid input (#6224), we skip conversion when not needed

	if ($is_utf) {
	if (preg_match('/[^\x20-\x7E]/', $domain)) {
	$options = IDNA_NONTRANSITIONAL_TO_ASCII;
	$domain = idn_to_ascii($domain, $options, $variant);
	}
	}
	else if (preg_match('/(^\|\.)xn--/i', $domain)) {
	$options = IDNA_NONTRANSITIONAL_TO_UNICODE;
	$domain = idn_to_utf8($domain, $options, $variant);
	}

	if ($domain === false) {
	return '';
	}

	return $at ? $user . '@' . $domain : $domain;
	}

	/**
	* Split the given string into word tokens
	*
	* @param string $str Input to tokenize
	* @param int $minlen Minimum length of a single token
	*
	* @return array List of tokens
	*/
	public static function tokenize_string($str, $minlen = 2)
	{
	if (!is_string($str)) {
	return [];
	}

	$expr = ['/[\s;,"\'\/+-]+/ui', '/(\d)[-.\s]+(\d)/u'];
	$repl = [' ', '\\1\\2'];

	if ($minlen > 1) {
	$minlen--;
	$expr[] = "/(^\|\s+)\w{1,$minlen}(\s+\|$)/u";
	$repl[] = ' ';
	}

	$str = preg_replace($expr, $repl, $str);

	return is_string($str) ? array_filter(explode(" ", $str)) : [];
	}

	/**
	* Normalize the given string for fulltext search.
	* Currently only optimized for ISO-8859-1 and ISO-8859-2 characters; to be extended
	*
	* @param string $str Input string (UTF-8)
	* @param bool $as_array True to return list of words as array
	* @param int $minlen Minimum length of tokens
	*
	* @return string\|array Normalized string or a list of normalized tokens
	*/
	public static function normalize_string($str, $as_array = false, $minlen = 2)
	{
	// replace 4-byte unicode characters with '?' character,
	// these are not supported in default utf-8 charset on mysql,
	// the chance we'd need them in searching is very low
	$str = preg_replace('/('
	. '\xF0[\x90-\xBF][\x80-\xBF]{2}'
	. '\|[\xF1-\xF3][\x80-\xBF]{3}'
	. '\|\xF4[\x80-\x8F][\x80-\xBF]{2}'
	. ')/', '?', $str);

	// split by words
	$arr = self::tokenize_string($str, $minlen);

	// detect character set
	if (rcube_charset::convert(rcube_charset::convert($str, 'UTF-8', 'ISO-8859-1'), 'ISO-8859-1', 'UTF-8') == $str) {
	// ISO-8859-1 (or ASCII)
	preg_match_all('/./u', 'äâàåáãæçéêëèïîìíñöôòøõóüûùúýÿ', $keys);
	preg_match_all('/./', 'aaaaaaaceeeeiiiinoooooouuuuyy', $values);

	$mapping = array_combine($keys[0], $values[0]);
	$mapping = array_merge($mapping, ['ß' => 'ss', 'ae' => 'a', 'oe' => 'o', 'ue' => 'u']);
	}
	else if (rcube_charset::convert(rcube_charset::convert($str, 'UTF-8', 'ISO-8859-2'), 'ISO-8859-2', 'UTF-8') == $str) {
	// ISO-8859-2
	preg_match_all('/./u', 'ąáâäćçčéęëěíîłľĺńňóôöŕřśšşťţůúűüźžżý', $keys);
	preg_match_all('/./', 'aaaaccceeeeiilllnnooorrsssttuuuuzzzy', $values);

	$mapping = array_combine($keys[0], $values[0]);
	$mapping = array_merge($mapping, ['ß' => 'ss', 'ae' => 'a', 'oe' => 'o', 'ue' => 'u']);
	}

	foreach ($arr as $i => $part) {
	$part = mb_strtolower($part);

	if (!empty($mapping)) {
	$part = strtr($part, $mapping);
	}

	$arr[$i] = $part;
	}

	return $as_array ? $arr : implode(' ', $arr);
	}

	/**
	* Compare two strings for matching words (order not relevant)
	*
	* @param string $haystack Haystack
	* @param string $needle Needle
	*
	* @return bool True if match, False otherwise
	*/
	public static function words_match($haystack, $needle)
	{
	$a_needle = self::tokenize_string($needle, 1);
	$_haystack = implode(' ', self::tokenize_string($haystack, 1));
	$valid = strlen($_haystack) > 0;
	$hits = 0;

	foreach ($a_needle as $w) {
	if ($valid) {
	if (stripos($_haystack, $w) !== false) {
	$hits++;
	}
	}
	else if (stripos($haystack, $w) !== false) {
	$hits++;
	}
	}

	return $hits >= count($a_needle);
	}

	/**
	* Parse commandline arguments into a hash array
	*
	* @param array $aliases Argument alias names
	*
	* @return array Argument values hash
	*/
	public static function get_opt($aliases = [])
	{
	$args = [];
	$bool = [];

	// find boolean (no value) options
	foreach ($aliases as $key => $alias) {
	if ($pos = strpos($alias, ':')) {
	$aliases[$key] = substr($alias, 0, $pos);
	$bool[] = $key;
	$bool[] = $aliases[$key];
	}
	}

	for ($i=1; $i < count($_SERVER['argv']); $i++) {
	$arg = $_SERVER['argv'][$i];
	$value = true;
	$key = null;

	if (strlen($arg) && $arg[0] == '-') {
	$key = preg_replace('/^-+/', '', $arg);
	$sp = strpos($arg, '=');

	if ($sp > 0) {
	$key = substr($key, 0, $sp - 2);
	$value = substr($arg, $sp+1);
	}
	else if (in_array($key, $bool)) {
	$value = true;
	}
	else if (
	isset($_SERVER['argv'][$i + 1])
	&& strlen($_SERVER['argv'][$i + 1])
	&& $_SERVER['argv'][$i + 1][0] != '-'
	) {
	$value = $_SERVER['argv'][++$i];
	}

	$args[$key] = is_string($value) ? preg_replace(['/^["\']/', '/["\']$/'], '', $value) : $value;
	}
	else {
	$args[] = $arg;
	}

	if (!empty($aliases[$key])) {
	$alias = $aliases[$key];
	$args[$alias] = $args[$key];
	}
	}

	return $args;
	}

	/**
	* Safe password prompt for command line
	* from http://blogs.sitepoint.com/2009/05/01/interactive-cli-password-prompt-in-php/
	*
	* @param string $prompt Prompt text
	*
	* @return string Password
	*/
	public static function prompt_silent($prompt = "Password:")
	{
	if (preg_match('/^win/i', PHP_OS)) {
	$vbscript = sys_get_temp_dir() . 'prompt_password.vbs';
	$vbcontent = 'wscript.echo(InputBox("' . addslashes($prompt) . '", "", "password here"))';
	file_put_contents($vbscript, $vbcontent);

	$command = "cscript //nologo " . escapeshellarg($vbscript);
	$password = rtrim(shell_exec($command));
	unlink($vbscript);

	return $password;
	}

	$command = "/usr/bin/env bash -c 'echo OK'";

	if (rtrim(shell_exec($command)) !== 'OK') {
	echo $prompt;
	$pass = trim(fgets(STDIN));
	echo chr(8)."\r" . $prompt . str_repeat("*", strlen($pass))."\n";

	return $pass;
	}

	$command = "/usr/bin/env bash -c 'read -s -p \"" . addslashes($prompt) . "\" mypassword && echo \$mypassword'";
	$password = rtrim(shell_exec($command));
	echo "\n";

	return $password;
	}

	/**
	* Find out if the string content means true or false
	*
	* @param string $str Input value
	*
	* @return bool Boolean value
	*/
	public static function get_boolean($str)
	{
	$str = strtolower((string) $str);

	return !in_array($str, ['false', '0', 'no', 'off', 'nein', ''], true);
	}

	/**
	* OS-dependent absolute path detection
	*
	* @param string $path File path
	*
	* @return bool True if the path is absolute, False otherwise
	*/
	public static function is_absolute_path($path)
	{
	if (strtoupper(substr(PHP_OS, 0, 3)) == 'WIN') {
	return (bool) preg_match('!^[a-z]:[\\\\/]!i', $path);
	}

	return isset($path[0]) && $path[0] == '/';
	}

	/**
	* Resolve relative URL
	*
	* @param string $url Relative URL
	*
	* @return string Absolute URL
	*/
	public static function resolve_url($url)
	{
	// prepend protocol://hostname:port
	if (!preg_match('\|^https?://\|', $url)) {
	$schema = 'http';
	$default_port = 80;

	if (self::https_check()) {
	$schema = 'https';
	$default_port = 443;
	}

	$host = $_SERVER['HTTP_HOST'] ?? '';
	$port = $_SERVER['SERVER_PORT'] ?? 0;

	$prefix = $schema . '://' . preg_replace('/:\d+$/', '', $host);
	if ($port && $port != $default_port && $port != 80) {
	$prefix .= ':' . $port;
	}

	$url = $prefix . ($url[0] == '/' ? '' : '/') . $url;
	}

	return $url;
	}

	/**
	* Generate a random string
	*
	* @param int $length String length
	* @param bool $raw Return RAW data instead of ascii
	*
	* @return string The generated random string
	*/
	public static function random_bytes($length, $raw = false)
	{
	// Use PHP7 true random generator
	if ($raw) {
	return random_bytes($length);
	}

	$hextab = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
	$tabsize = strlen($hextab);

	$result = '';
	while ($length-- > 0) {
	$result .= $hextab[random_int(0, $tabsize - 1)];
	}

	return $result;
	}

	/**
	* Convert binary data into readable form (containing a-zA-Z0-9 characters)
	*
	* @param string $input Binary input
	*
	* @return string Readable output (Base62)
	* @deprecated since 1.3.1
	*/
	public static function bin2ascii($input)
	{
	$hextab = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
	$result = '';

	for ($x = 0; $x < strlen($input); $x++) {
	$result .= $hextab[ord($input[$x]) % 62];
	}

	return $result;
	}

	/**
	* Format current date according to specified format.
	* This method supports microseconds (u).
	*
	* @param string $format Date format (default: 'd-M-Y H:i:s O')
	*
	* @return string Formatted date
	*/
	public static function date_format($format = null)
	{
	if (empty($format)) {
	$format = 'd-M-Y H:i:s O';
	}

	if (strpos($format, 'u') !== false) {
	$dt = number_format(microtime(true), 6, '.', '');

	try {
	$date = date_create_from_format('U.u', $dt);
	$date->setTimeZone(new DateTimeZone(date_default_timezone_get()));

	return $date->format($format);
	}
	catch (Exception $e) {
	// ignore, fallback to date()
	}
	}

	return date($format);
	}

	/**
	* Parses socket options and returns options for specified hostname.
	*
	* @param array &$options Configured socket options
	* @param string $host Hostname
	*/
	public static function parse_socket_options(&$options, $host = null)
	{
	if (empty($host) \|\| empty($options)) {
	return;
	}

	// get rid of schema and port from the hostname
	$host_url = parse_url($host);
	if (isset($host_url['host'])) {
	$host = $host_url['host'];
	}

	// find per-host options
	if ($host && array_key_exists($host, $options)) {
	$options = $options[$host];
	}
	}

	/**
	* Get maximum upload size
	*
	* @return int Maximum size in bytes
	*/
	public static function max_upload_size()
	{
	// find max filesize value
	$max_filesize = parse_bytes(ini_get('upload_max_filesize'));
	$max_postsize = parse_bytes(ini_get('post_max_size'));

	if ($max_postsize && $max_postsize < $max_filesize) {
	$max_filesize = $max_postsize;
	}

	return $max_filesize;
	}

	/**
	* Detect and log last PREG operation error
	*
	* @param array $error Error data (line, file, code, message)
	* @param bool $terminate Stop script execution
	*
	* @return bool True on error, False otherwise
	*/
	public static function preg_error($error = [], $terminate = false)
	{
	if (($preg_error = preg_last_error()) != PREG_NO_ERROR) {
	$errstr = "PCRE Error: $preg_error.";

	if (function_exists('preg_last_error_msg')) {
	$errstr .= ' ' . preg_last_error_msg();
	}

	if ($preg_error == PREG_BACKTRACK_LIMIT_ERROR) {
	$errstr .= " Consider raising pcre.backtrack_limit!";
	}
	if ($preg_error == PREG_RECURSION_LIMIT_ERROR) {
	$errstr .= " Consider raising pcre.recursion_limit!";
	}

	$error = array_merge(['code' => 620, 'line' => __LINE__, 'file' => __FILE__], $error);

	if (!empty($error['message'])) {
	$error['message'] .= ' ' . $errstr;
	}
	else {
	$error['message'] = $errstr;
	}

	rcube::raise_error($error, true, $terminate);

	return true;
	}

	return false;
	}

	/**
	* Generate a temporary file path in the Roundcube temp directory
	*
	* @param string $file_name String identifier for the type of temp file
	* @param bool $unique Generate unique file names based on $file_name
	* @param bool $create Create the temp file or not
	*
	* @return string temporary file path
	*/
	public static function temp_filename($file_name, $unique = true, $create = true)
	{
	$temp_dir = rcube::get_instance()->config->get('temp_dir');

	// Fall back to system temp dir if configured dir is not writable
	if (!is_writable($temp_dir)) {
	$temp_dir = sys_get_temp_dir();
	}

	// On Windows tempnam() uses only the first three characters of prefix so use uniqid() and manually add the prefix
	// Full prefix is required for garbage collection to recognise the file
	$temp_file = $unique ? str_replace('.', '', uniqid($file_name, true)) : $file_name;
	$temp_path = unslashify($temp_dir) . '/' . RCUBE_TEMP_FILE_PREFIX . $temp_file;

	// Sanity check for unique file name
	if ($unique && file_exists($temp_path)) {
	return self::temp_filename($file_name, $unique, $create);
	}

	// Create the file to prevent possible race condition like tempnam() does
	if ($create) {
	touch($temp_path);
	}

	return $temp_path;
	}

	/**
	* Clean the subject from reply and forward prefix
	*
	* @param string $subject Subject to clean
	* @param string $mode Mode of cleaning : reply, forward or both
	*
	* @return string Cleaned subject
	*/
	public static function remove_subject_prefix($subject, $mode = 'both')
	{
	$config = rcmail::get_instance()->config;

	// Clean subject prefix for reply, forward or both
	if ($mode == 'both') {
	$reply_prefixes = $config->get('subject_reply_prefixes', ['Re:']);
	$forward_prefixes = $config->get('subject_forward_prefixes', ['Fwd:', 'Fw:']);
	$prefixes = array_merge($reply_prefixes, $forward_prefixes);
	}
	else if ($mode == 'reply') {
	$prefixes = $config->get('subject_reply_prefixes', ['Re:']);
	// replace (was: ...) (#1489375)
	$subject = preg_replace('/\s$[wW]as:[^$]+\)\s$/', '', $subject);
	}
	else if ($mode == 'forward') {
	$prefixes = $config->get('subject_forward_prefixes', ['Fwd:', 'Fw:']);
	}

	// replace Re:, Re[x]:, Re-x (#1490497)
	$pieces = array_map(function($prefix) {
	$prefix = strtolower(str_replace(':', '', $prefix));
	return "$prefix:\|$prefix\[\d\]:\|$prefix-\d:";
	}, $prefixes);
	$pattern = '/^('.implode('\|', $pieces).')\s*/i';
	do {
	$subject = preg_replace($pattern, '', $subject, -1, $count);
	}
	while ($count);

	return trim($subject);
	}

	/**
	- * When proxy_protocol is configured for a connection type,
	- * generate the HAproxy style PROXY protocol header for injection
	- * into the TCP stream.
	+ * Generates the HAproxy style PROXY protocol header for injection
	+ * into the TCP stream, if configured.
	+ *
	* http://www.haproxy.org/download/1.6/doc/proxy-protocol.txt
	*
	* PROXY protocol headers must be sent before any other data is sent on the TCP socket.
	*
	- * @param array $conn_options preferences array which may contain proxy_protocol (generally {driver}_conn_options)
	+ * @param array $options Preferences array which may contain proxy_protocol (generally {driver}_conn_options)
	*
	- * @return string proxy protocol header data, if enabled, otherwise empty string
	+ * @return string Proxy protocol header data, if enabled, otherwise empty string
	*/
	- public static function proxy_protocol_header($conn_options = null)
	+ public static function proxy_protocol_header($options = null)
	{
	- if ($conn_options === null)
	- {
	- return "";
	- }
	- // verify that proxy_protocol option is present
	- if (is_array($conn_options) && array_key_exists('proxy_protocol', $conn_options)) {
	- if (is_array($conn_options['proxy_protocol'])) {
	- $proxy_protocol_version = $conn_options['proxy_protocol']['version'];
	- $proxy_protocol_options = $conn_options['proxy_protocol'];
	- }
	- else {
	- $proxy_protocol_version = $conn_options['proxy_protocol'];
	- $proxy_protocol_options = null;
	- }
	-
	- $proxy_protocol_remote_addr = (array_key_exists('remote_addr', $proxy_protocol_options) ? $proxy_protocol_options['remote_addr'] : self::remote_addr() );
	- $proxy_protocol_remote_port = (array_key_exists('remote_port', $proxy_protocol_options) ? $proxy_protocol_options['remote_port'] : $_SERVER['REMOTE_PORT'] );
	- $proxy_protocol_local_addr = (array_key_exists('local_addr' ,$proxy_protocol_options) ? $proxy_protocol_options['local_addr'] : $_SERVER['SERVER_ADDR'] );
	- $proxy_protocol_local_port = (array_key_exists('local_port', $proxy_protocol_options) ? $proxy_protocol_options['local_port'] : $_SERVER['SERVER_PORT'] );
	- $proxy_protocol_ip_version = (strpos($proxy_protocol_remote_addr, ":") === false ? 4 : 6);
	+ if (empty($options) \|\| !is_array($options) \|\| !array_key_exists('proxy_protocol', $options)) {
	+ return '';
	+ }

	- if ($proxy_protocol_version === 1) {
	- // text based PROXY protocol
	+ if (is_array($options['proxy_protocol'])) {
	+ $version = $options['proxy_protocol']['version'];
	+ $options = $options['proxy_protocol'];
	+ }
	+ else {
	+ $version = (int) $options['proxy_protocol'];
	+ $options = [];
	+ }

	- // PROXY protocol does not support dual IPv6+IPv4 type addresses, e.g. ::127.0.0.1
	- if ($proxy_protocol_ip_version === 6 && strpos($proxy_protocol_remote_addr, ".") !== false) {
	- $proxy_protocol_remote_addr = inet_ntop(inet_pton($proxy_protocol_remote_addr));
	- }
	- if ($proxy_protocol_ip_version === 6 && strpos($proxy_protocol_local_addr, ".") !== false) {
	- $proxy_protocol_local_addr = inet_ntop(inet_pton($proxy_protocol_local_addr));
	- }
	+ $remote_addr = array_key_exists('remote_addr', $options) ? $options['remote_addr'] : self::remote_addr();
	+ $remote_port = array_key_exists('remote_port', $options) ? $options['remote_port'] : $_SERVER['REMOTE_PORT'];
	+ $local_addr = array_key_exists('local_addr', $options) ? $options['local_addr'] : $_SERVER['SERVER_ADDR'];
	+ $local_port = array_key_exists('local_port', $options) ? $options['local_port'] : $_SERVER['SERVER_PORT'];
	+ $ip_version = strpos($remote_addr, ':') === false ? 4 : 6;

	- $proxy_protocol_text = "PROXY " . // protocol header
	- ($proxy_protocol_ip_version === 6 ? "TCP6 " : "TCP4 ") . // IP version type
	- $proxy_protocol_remote_addr .
	- " " .
	- $proxy_protocol_local_addr .
	- " " .
	- $proxy_protocol_remote_port .
	- " " .
	- $proxy_protocol_local_port .
	- "\r\n";
	- return $proxy_protocol_text;
	+ // Text based PROXY protocol
	+ if ($version == 1) {
	+ // PROXY protocol does not support dual IPv6+IPv4 type addresses, e.g. ::127.0.0.1
	+ if ($ip_version === 6 && strpos($remote_addr, '.') !== false) {
	+ $remote_addr = inet_ntop(inet_pton($remote_addr));
	}
	- else if ($proxy_protocol_version === 2) {
	- // binary PROXY protocol
	- $proxy_protocol_bin = pack("H*", "0D0A0D0A000D0A515549540A" . // protocol header
	- "21" . // protocol version and command
	- ($proxy_protocol_ip_version === 6 ? "2" : "1") . // IP version type
	- "1"); // TCP
	- $proxy_protocol_addr = inet_pton($proxy_protocol_remote_addr) .
	- inet_pton($proxy_protocol_local_addr) .
	- pack("n", $proxy_protocol_remote_port) .
	- pack("n", $proxy_protocol_local_port);
	- $proxy_protocol_bin .= pack("n", strlen($proxy_protocol_addr)) . $proxy_protocol_addr;
	- return $proxy_protocol_bin;
	- }
	- else {
	- // unknown proxy protocol version
	- return "";
	+ if ($ip_version === 6 && strpos($local_addr, '.') !== false) {
	+ $local_addr = inet_ntop(inet_pton($local_addr));
	}
	+
	+ return "PROXY TCP{$ip_version} {$remote_addr} {$local_addr} {$remote_port} {$local_port}\r\n";
	}
	- return "";
	+
	+ // Binary PROXY protocol
	+ if ($version == 2) {
	+ $addr = inet_pton($remote_addr) . inet_pton($local_addr) . pack('n', $remote_port) . pack('n', $local_port);
	+ $head = implode([
	+ '0D0A0D0A000D0A515549540A', // protocol header
	+ '21', // protocol version and command
	+ $ip_version === 6 ? '2' : '1', // IP version type
	+ '1' // TCP
	+ ]);
	+
	+ return pack('H*', $head) . pack('n', strlen($addr)) . $addr;
	+ }
	+
	+ return '';
	}
	}

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