Converting to Cocos2D 3.0.RC2

Work In Progress
v3 Refactoring
Upgrade menu items to CCButton
Fixed iOS7 AlertView / Invisible TextField Issue
Replaced UIAcceleration with CoreMotion
Replaced custom draw with CCNodeColor to highlight score
Auto scale background
Ensure relative element placement.
Apportable configuration added

Readme contribution
Merge pull request #1 from cocojoe/master

Cocos2D v3 refactoring, code improvements