Moving some ARC hotspots to a no-arc file.
Conflicts:
	cocos2d/CCSprite.m
More objc_msgSend() and ARC hotspots.
Faster vertex buffer management.
Fix for a ARC warning.
Moving CCRenderer methods into CCNoARC.m
Simplify buffer resizing. Derp. (thanks dskiba)
Conflicts:
	cocos2d/CCRenderer_private.h
Fixing a warning.
Merge branch 'performance-fixes' into develop

Conflicts:
	cocos2d/CCSprite.m