Kolab iRony optionally provides the LDAP-based GAL as a CardDAV resource. When you also want CalDAV/CardDAV-based clients to be able to book resources, they need to know the resources' e-mail address. This patch a second LDAP-generated address book for Resources.
- To be able to subclass LDAPDirectory, allow overriding some member variables
- Implement subclass LDAPResources
- Publish and deliver the new resources
- Add Configuration for resources