swhitley/jQuery-File-Upload — pull request #2 by Rykus0 (2012-10-25 16:06:32+00:00)
Title: Fixed crash and added .NET < 4 support

Had a crash due to this.image_versions being null while trying to access this.image_versions.Keys.
Resolved by testing for null before accessing

Also added a little code that can be used for those of us who aren't using .NET 4 yet (Commented out)