Merge branch 'master' of http://github.com/TEAMMATES/repo
Merge branch 'master' of https://github.com/TEAMMATES/repo
added a condition to avoid boundary condition error
one more boundary condition edit that was missed from last time
Merge branch 'master' of https://github.com/TEAMMATES/repo into Issue1847
Merge branch 'master' of https://github.com/TEAMMATES/repo
Clean up InstructorCourseEditPageAction
make dev green for Unix
refactor isJoinedCourse() and its references
Change type of exception
clean up InsFbSubmissionEditPageAction
added tests for EditPageAction and removed a redundant condition
Merge branch 'master' of https://github.com/TEAMMATES/repo into Issue1849
Refactor code, add test case for masquerade mode
Add comments, rename variables to be more meaningful
Added a batch file to run tests outside eclipse
Merge branch 'master' into Issue1847
clean up insFbSubmissionEditPageActionTest
[1847] Clean up InstructorFeedbackDeleteAction

fixes #1847
Merge branch 'master' of https://github.com/TEAMMATES/repo