Cleaned up StudentFeedbackSubmissionEditPageAction
refactored to improve coverage
Merge branch 'master' into Issue2000
[2000] Cleaned up StudentFeedbackSubmissionEditPageAction

fixes #2000
improve CommentsDb coverage
Merge branch 'master' into Issue2002
[2002] Clean up CommentsDb

fixes #2002
added a navbar

commented out previous navbar
Fixed broken js link in the prototype.html
Merge branch 'master' into bootstrap
added necessary files
handled minor bug related to logout
Added studentEvalResults page to the prototypes.html
Merge branch 'bootstrap' of https://github.com/TEAMMATES/repo into Issue2010
Merge branch 'Issue2009' into bootstrap
Merge branch 'Issue2010' into bootstrap