Start FileUtil unit tests
Adds initial version of CCAppDelegate for easier setup
Merge branch 'develop-v3' of https://github.com/cocos2d/cocos2d-iphone into develop-v3
Merge pull request #416 from andykorth/develop-v3

getChildByName made recursive. Add unit tests.
Merge branch 'develop-v3' of https://github.com/cocos2d/cocos2d-iphone into develop-v3

Conflicts:
	cocos2d-ios.xcodeproj/project.pbxproj