GlobalZOrder is used for render priority...

...and not vertexZ

Node::setGlobalZOrder() is used to change that.

Node::setZOrder() -> Node::setLocalZOrder();
GlobalZOrder is used for render priority...

...and not vertexZ

Node::setGlobalZOrder() is used to change that.

Node::setZOrder() -> Node::setLocalZOrder();
Merge branch 'global_z_order' of github.com:ricardoquesada/cocos2d-x into global_z_order

Conflicts:
	CHANGELOG
Merge pull request #5123 from ricardoquesada/global_z_order

GlobalZOrder is used for render priority...