symphonycms/jit_image_manipulation — pull request #79 by nitriques (2014-01-08 03:27:53+00:00)
Title: Add no-transform in order to prevent ISPs to serve image over http through a compressing proxy.

See this excellent article: http://calendar.perfplanet.com/2013/mobile-isp-image-recompression/

@brendo @designermonkey, any thoughs on this ?