Fix some tests
Merge remote-tracking branch 'origin/trunk' into kos-split-programming-#2500
Merge branch 'trunk' into kos-split-programming-#2500

Conflicts:
	frontend_v2/codility/tickets/tests.py
Add callback to help.js
[#2535] Defer task loading till after initial help
Adjust position of help for programming language menu
Merge branch 'trunk' into bo-2535-new-initial-help-behaviour

Trunk included Pawel's changes [#2576]
Conflicts:
	frontend_v2/codility/cui/static/cui/js/candidate_ui.js
	frontend_v2/codility/cui/static/cui/js/help.js
Add blurred equi description for when task isn't loaded
Show total time for task (not 00:00:00) while reading initial help
New Ticket behaviour, ticket is now started by CUI via Ajax

The ticket start happens after the help screen has been exited
Refine use of updatePageLayout in initialization
Changes to error handling for candidate_start
Add Jasmine tests for new help behaviour
Added functions to allow simple plugin loading
BugFix: undefined reference call
Added simple test to simple plugins
Changed interface of plugin loading
Added possibility to run tests using other driver than firefox
Updated README file
Added missing entries to gitignore