Add User to a configurable group if he doesn't exist
Add cc'ed users to multi user picker custom field.
Add cc'ed users to multi user picker custom field.
Basic refactoring
set registerincomment set to true
Add To: users to CC custom field
Merge branch 'ReferenceAttachments'

Conflicts:
	pom.xml
Reference attachments in description and comments
Exclude messages coming from a customizable email address
Add a panel in the message attachments area
Attachments in the information area are now links (clickable)
TO are processed before CC
Handle BCC. If jira support mail is in BCC, set jiraEmail as the email recipient