Check range if the amount of results exceeds the limitation
Create stub ajax
Merge branch 'Section' into 72753072
Fix collapse and expand logic
Update ajax for view results by questions
Add ajax for response rate
Merge branch 'dev' into 72753072
Add new APIs to Logic
admin can send join link to new instructor
1. redo the changes to the reverted project
2. now by default sample data will be imported for new instructor
3. modify the joinCourseForInstructor method to handle both instructors added by admin and other instructors
Create stub classes
Remove redundant classes
1.spilt joinCourseForInstructor into two methods
2.modify the verifyInstructorJoinCourseRequest's logic
3.fix typos
before creating multiple confirm methods
Refactored the method for checking the validity of the join request
Ajax for GRQ and RGQ pages
Fix display bug
added hidden class to teammatesCommon.css
added code to hide 'Sort By' when no course
added comments
minor layout refactoring
Merge pull request #2214 from TEAMMATES/72936492b

Suggested refactorings to complicated methods in AccountsLogic