Refactor how ticket count on open queue is done depending on 'show assigned tickets' settings.
 -> Open - only contains unasssined tickets if 'show assigned tickets' is off.
Show assigned to column based on flag - which now factors in if assigned tickets are being shown on open queue.
Add Answered queue to advanced search
Add ability to filter by unassigned on advanced search.
Add help topics to advanced search and csv export
Fix method name typo
Make lint happy
Merge pull request #477 from protich/issue/475

Issue/475
Merge pull request #478 from protich/issue/476

Issue/476
Merge pull request #484 from protich/fanha99-check_file_size

File size limit
Merge remote-tracking branch 'upstream/develop' into feature/ticket_thread_revisited

Conflicts:
	include/class.ticket.php