add docs to model
Merge branch 'master' of https://github.com/CMPUT301F14T14/Project into Sort
Added comments
Merge branch 'master' of https://github.com/CMPUT301F14T14/Project into Sort
Merge branch 'master' of https://github.com/CMPUT301F14T14/Project into Sort
Merge pull request #107 from linster/master

Added comments in the AnswerViewActivity
Merge pull request #106 from lamorie/master

Added comments
Merge branch 'master' of https://github.com/CMPUT301F14T14/Project into Sort
Fixed saving upvotes and sort. with cody and brittney
Merge pull request #108 from CMPUT301F14T14/Sort

Sort
documented mainActivity
Merge pull request #109 from Kopo101/lastMinChange

documented mainActivity
Add docstrings to DataManager
Update answer tab count on adding new answer.
Restrict usernames to a single line.

Also set some other properties to help with prediction and display.
Merge pull request #119 from stephenjust/username-fix

Restrict usernames to a single line.
Merge pull request #118 from stephenjust/answer-tab-fix

Update answer tab count on adding new answer.
changed Question Model from holding objects to holding UUID of objects
Modified Answer to contain only comment UUID
Finished model change to UUID