ganarajpr/angular-dragdrop — pull request #1 by ivan-ravecca (2014-12-17 13:54:50+00:00)
Title: Compatibility with IE (only supports the Text drag type)

I was using this library when i face that it's having issues when I use IE (11), so i investigate and found that the dataTransfer was not supported by IE so I've changed to Text which works for all browsers.