Added a new tab for talk comments on event details page
New route for talk comments (for loading via AJAX)
Controller action for the talk comments
New query in talk comments model for retrieving all talk comments of a given event (in descending order)
View for events talk comments (similar to views/talk/modules/_talk_comments but also shows the talk title and link)
JS for loading events talk comments by AJAX
Added a new tab for talk comments on event details page
New route for talk comments (for loading via AJAX)
Controller action for the talk comments
New query in talk comments model for retrieving all talk comments of a given event (in descending order)
View for events talk comments (similar to views/talk/modules/_talk_comments but also shows the talk title and link)
JS for loading events talk comments by AJAX
Add pagination to events talk comments (route, controller & model)
Add pagination to events talk comments (view & js)
Also count comments on event related sessions to talk comment count
Merge branch 'JOINDIN-216-events-recent-comments' of github.com:cvuorinen/joind.in into JOINDIN-216-events-recent-comments

Conflicts:
	src/inc/js/event.js
	src/system/application/config/routes.php
	src/system/application/controllers/event.php
	src/system/application/models/talk_comments_model.php
	src/system/application/views/event/modules/_event_tab_talk_comments.php
	src/system/application/views/event/modules/_event_tabs.php
	src/system/application/views/event/talk_comments.php
Renamed Talk comments tab to Recent comments
renaming the tab to distinguish feedback (talk comments) from the other comments in the other tab
Merge branch 'cvuorinen-JOINDIN-216-events-recent-comments'