issue #3401: add lua physics slide test, add more banding code, and fix some bugs.
issue #3401: add physics action and pump test for lua.
issue #3401: change getContactData function return value back to pointer.
Merge commit 'refs/pull/5071/head' of git://github.com/cocos2d/cocos2d-x into merge5071
[LUA] Adds missing cc prefix for lua classes.
Merge pull request #5238 from dumganhar/merge5071

Merge PR #5071