changed Question Model from holding objects to holding UUID of objects
Modified Answer to contain only comment UUID
Finished model change to UUID
Updated datamanager to UUID model
added starter code for remodeData use.
FIxed all except datastore
Merge branch 'NewStuff' of https://github.com/RyanKusters/Project

Conflicts:
	QuestionApp/src/ca/ualberta/cs/cmput301f14t14/questionapp/QuestionActivity.java
Adjust LocalDataStore to be compatible with the new models.
Fix a bunch of NullPointerExceptions
Seems to be stable now.
Merge pull request #127 from stephenjust/dm-changes

Changes to Models and DataManager