Added test file for SubCommentViewActivity
Merge branch 'master' into steven
changed API properties
Merge branch 'master' into steven

Conflicts:
	Team10ProjectW2014/project.properties
Worked on SubCommentViewActivity Tests
Merge branch 'master' into steven

Conflicts:
	Team10ProjectW2014/src/ca/ualberta/team10projectw2014/HeadModel.java
small changes
maded CommentModel Serializable. Worked on Test for SubCommentViewActivity.
Merge branch 'steven'
Fix NullPointerException Error in SubComment
Remove Modification to ActionBar Title
gitMerge branch 'master' of https://github.com/CMPUT301W14T10/Team-10-Project-W2014 into Cole
Changed comment model classes to use SubCommentModels instead of Comment Models.
Merge branch 'master' of https://github.com/CMPUT301W14T10/Team-10-Project-W2014 into Cole
changed SubCommentModel to accept CommentModel on constructor.
Merge branch 'master' of https://github.com/CMPUT301W14T10/Team-10-Project-W2014 into Cole
Casted model in CC attemptCommentCreation to SubCommentModel
added GSON
Merge branch 'master' of https://github.com/CMPUT301W14T10/Team-10-Project-W2014 into Cole
Added GSON