Added "cocos2d.h" import statement to pre-compiled header
Updated App Delegate header to be ARC compliant
Added a main menu screen that displays an icon

Added a MainMenuScene that has a MenuOptionsLayer that just displays a
temporary icon for debugging purposes
Documented code

I forgot!
Added a play button to the menu

The playButton calls playGame which NSLogs for debuggng
Added a gameplay scene that displays an icon

Made the play button transition to a gameplay scene
The gameplay scene displays a temporary icon image
Added definitions to pre-compiled header for window size and center point

WINDOW_SIZE gets the size of the window (CGSize)
CENTER_POINT gets the point in the center of the screen (CGPoint)
Updated gitignore to ignore .xcuserstate file