FriendScreen DB crash fixed.

Crash fixed when app DB is empty and user has zero friends on server.
Friend Screen Changes

Changed the Adapter for the List View.
Now Friend's names AND status is displayed.
Still needs to display scores.
Still needs to be formatted properly.
Improvements to displaying game screen

Removed a lot of the hard coding and made the game screen dynamically
generate.
This allows Game Screen to be displayed appropriately on different
screen sizes.
merge errors