Add new TextLimitExceededException
Update max comment length to 20 and add check in backend.
Update max location length to 20 and add check in backend. Also fix some stuff in comment.
Add ng-change check and stuff for comment change
Rename TextLimitExceededException → BadRequestException and add error msg
Merge pull request #96 from mvk13ogb/serverside-location-comment-limit

Serverside location comment limit