Outline not working for LUA

Create the start project for Lua.

GameScene.lua outline is just wrong.

Why is the outline (symbol list) not working?

Edit: Ok now I know why this is not working for Cocos2d-x scenes. Cause they are implemented in Lua as global functions.

More info here (in Chinese) http://www.cocoachina.com/bbs/read.php?tid=227456