cocos2d/cocos2d-swift — pull request #1110 by stuartcarnie (2014-12-07 06:59:39+00:00)
Title: support for Mac OS X Retina displays

Add retina support for Mac OS X. This is needed in order to merge in [SpriteBuilder #705](https://github.com/spritebuilder/SpriteBuilder/issues/705)