Added comments
Added comments in the AnswerViewActivity
Merge pull request #107 from linster/master

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

Added comments
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.
Fixed bug when hitting back button on welcome screen