Merge commit '2.7.17' into 3.0rc

• commit '2.7.17': Updating CHANGELOG, lib/puppet.rb, conf/redhat/puppet.spec for Puppet 2.7.17 (maint) Add symlink stub to gentoo service provider spec Add comment to upstart provider explaining exclusion of 'wait-for-state' Upstart code cleanup, init provider improvement Add spec test for network-interface-security Add basic service resource test to upstart acceptance Handle network-interface-security in upstart Add exclude list to upstart provider (#15027, #15028, #15029) Fix upstart version parsing (maint) Add --test to puppet run Update CHANGELOG, conf/redhat/puppet.spec for 2.7.16 Update facter dep to reflect epoch 1

Conflicts:
CHANGELOG
acceptance/tests/helpful_error_message_when_hostname_not_match_server_certificate.rb
conf/redhat/puppet.spec
lib/puppet.rb
spec/unit/provider/service/upstart_spec.rb