Cocos2DXNA/cocos2d-xna — pull request #375 by totallyeviljake (2013-11-19 00:30:01+00:00)
Title: Useful methods to remove nodes by tag

This is useful for removing all of the nodes of a specific tag, e.g. kTagBullet, when the parent is a sprite batch that is being used as a full scene batch node. I also reorganized some of the methods to group them where appropriate.