Remove faulty assertion tests in CCES2Renderer, to permit
zero as a valid framebuffer and renderbuffer ID under Android.
Add CCScreenOrientationAll to CCAppDelegate to support rotation between
portrait & landscape orientations under iOS.
Propagate notification of view size change to nodes.
Merge branch 'develop' of git://github.com/billhollings/cocos2d-iphone into develop
Merge branch 'develop' of github.com:cocos2d/cocos2d-iphone into develop

Conflicts:
	cocos2d/CCNode.m