GroupCommandManager should not be a singleton, it should be managed by Renderer.
Add interface setCullingEnabled(), culling is disabled by default
setCullingEnabled set to public access
changed renderer->culling test case
LabelTTF:fixed display incorrect if create by FontDefinition.
change indention to space and remove comment code
change variable name.
Merge pull request #6272 from Dhilan007/develop

LabelTTF:fixed display incorrect if create by FontDefinition.
Merge pull request #6267 from dabingnn/develop_add_culling_enabled_option

Add interface setCullingEnabled(), culling is disabled by default
[ci skip]
Merge pull request #6257 from dumganhar/group-command-manager-not-singleton

GroupCommandManager should not be a singleton, it should be managed by Renderer.
[AUTO]: updating luabinding automatically
Merge pull request #6273 from CocosRobot/update_lua_bindings_1397458473

[AUTO]: updating luabinding automatically
manually enable depth test in test case TMXIsoVertexZ
Merge pull request #24 from cocos2d/develop

update cocos2d-x
closed #4786, Show tip message when python is not compatible.
Merge pull request #6276 from dabingnn/develop_fix_depth_in_IOSvertexZ

manually enable depth test in test case TMXIsoVertexZ
Merge pull request #6277 from natural-law/issue4786

Show tip message when python is not compatible.
update console submodule
Merge pull request #6279 from minggo/update-console

update console submodule
add no-res