CocoaPods/Specs — pull request #1475 by turygo (2013-03-13 03:52:05+00:00)
Title: Add SDWebImage 2.7.4 spec

because SDWebImage 3.x and 2.x has lots of differences and the version 2.7 in cocoapod has some bugs which already fixed in 2.7.4.So I create 2.7.4 spec and pull it.