[1.0.X] Fixed an issue in ForeignKeyRawIdWidget where the values in...

[1.0.X] Fixed an issue in ForeignKeyRawIdWidget where the values in limit_choices_to were always treated as lists even when they weren't. Was [9533] in trunk.


git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.0.X@9534 bcc190cf-cafb-0310-a4f2-bffc1f526a37