minor change to pass instructorHomePageUiTest

msg changed about undo archiving--affected by other's commit
full test coverage for this action

test new instructor to be done further
comment for testIsNewInstructor

seems the todo is done already?
removed unnecessary test code

not related to InstructorHomePageActionTest
remove empty test

nothing to do for testIsNewInstructor
Merge remote-tracking branch 'origin/master' into Issue1814
change back because test  fail got addressed

change back to "Go there..."
finished one todo

some doubts need to be cleared for other todo
Merge remote-tracking branch 'origin/master' into Issue1814
Merge remote-tracking branch 'origin/master' into Issue1814
change the way to restore html page

change the way to restore html page
merge with master

a weird merge conflict. dev green
Add tests for FeedbackSession Emails.
Change assertTrue(!...) to use assertFalse(...)
Rename verifyEvaluationEmail to verifyEmail, and use it to verify feedback session emails.
Remove unused, email related section in LogicTest
Remove unused imports and parameters.
stronger test for redirect
Merge remote-tracking branch 'origin/master' into Issue1814
uncomment verifyHtml for archieving
Merge remote-tracking branch 'origin/master' into Issue1814
Add FeedbackSessionEmailTaskQueueTest