Merge pull request #6 from JoelAlexander/master

Art assets and some art assets.
Merge pull request #7 from JoelAlexander/master

This is AngBov - Commit the Alien, Evil Alien, and Jammer images
Added a class that manages a saved game on file on the phone.
Merge pull request #8 from JoelAlexander/master

AngeredBovine - Starting to add touch support.
Merge pull request #9 from AngeredBovine/master

Added a class that manages a saved game on file on the phone.
Switching to windows phone with XNA.