steveklabnik/emoji — pull request #7 by wpeterson (2013-08-08 21:28:43+00:00)
Title: Use one set of 64x64 images

Switches from a 100x100 and 200x200 set of assets to a single 64x64 image set.

After using this in production on my app, this image size works appropriately for both standard/retina resolutions.