iamcal/emoji-data — pull request #5 by ericost (2014-05-04 15:08:54+00:00)
Title: lossless compression applied to sheets using ImageOptim with >12% savings

see https://slack-files.com/files-pub/T024BE7LD-F029K5Z1L-5b3453/pasted_image_at_2014_05_03_05_16_pm.png