Changing the “copyUniforms” initializer of CCRenderState to an autoreleasing class method. This will save some headaches in 3.3. This method was never in a public release.
Use autorelease CCRenderState method in CCLabelTTF
Merge pull request #948 from federicobond/cclabelttf-fix

Use autorelease CCRenderState method in CCLabelTTF
Fixing an old (but hopefully rare) iteration/mutation bug.
Merge branch 'v3.0' into v3.1

Conflicts:
	cocos2d/CCNode.m
Fixed a bug with render state caching and added unit tests for it.
Merge branch 'v3.1' into v3.2