Added JUnit tests for CommentModelTests and hasPicture for Comment.
DataModel basic searching enabled, and commentController skeleton functionality ready
Modified JSON nomenclature for GeoLocation model
Added some helper functions to Comment
Merge branch 'JUnitTests' into dev
Merge branch 'dev' of https://github.com/CMPUT301W14T06/LARD into dev
Merge remote-tracking branch 'origin/dev' into betterLists
Uses comments instead of barrencomments
Git is frustrating