Fix the ability to delete/rename files on assignments
setup-changes
rails4 update
Merge branch 'master' of github.com:kbhupal/expertiza into rails4
initial changes of global rules and edit & save advice method
more global rules changes
Fix associating an assignment with a course from the assignment.
Final commit for E1456 Refactoring QuestionnariesController
Removed commented out code
Merge branch 'rails4' of https://github.com/expertiza/expertiza into E1456_karthik