Revert "Upgrade to cocos2d-x 2.2.1 and cocostudio 1.1; Added a new sampl...

...efor 2.2.1/1.1; Updated README"

This reverts commit 1dc1c7fa369a772a417d303e20998d31d3b6e032.

I'm sorry this is a error pull request, I don't know how to cancel it.