Petrakeas/CCBlade — pull request #1 by Panajev (2012-10-21 10:32:21+00:00)
Title: (+): upgraded the project to the latest stable Cocos2D 2.0 and converted the project to ARC.

Also, I applied the changes suggested here:

http://www.raywenderlich.com/14393/how-to-make-a-game-like-fruit-ninja-with-box2d-and-cocos2d-part-2