Update UML
Merge branch 'master' of https://github.com/CMPUT301W14T10/Team-10-Project-W2014
Added Android IDs to each comment created
Merge branch 'master' of https://github.com/CMPUT301W14T10/Team-10-Project-W2014
Clean up LocationListenerController
Merge branch 'master' of https://github.com/CMPUT301W14T10/Team-10-Project-W2014
enabled sorting by date
Add some JavaDocs comments
Clean CommentModel
Merge branch 'master' of https://github.com/CMPUT301W14T10/Team-10-Project-W2014
added appstate to SubCommentViewActivityAdapter
Merge branch 'Cole' of https://github.com/CMPUT301W14T10/Team-10-Project-W2014
Merge branch 'master' into steven