ShareKit/ShareKit — pull request #788 by servercimen (2013-09-17 01:19:38+00:00)
Title: Use .igo extension for image file in SHKInstagram

According to Instagram developer documentation (http://instagram.com/developer/iphone-hooks/) the file extension should be "igo" (as opposed to "ig") when it's used with com.instagram.exclusivegram UTI type.