[1.2.X] Fixed #14775 -- Backports the changes in [13772], which documented an...

[1.2.X] Fixed #14775 -- Backports the changes in [13772], which documented an undocumented feature from 1.0. Thanks to jweyrich for the report, and timo and leovitch for the patch (again).

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@14748 bcc190cf-cafb-0310-a4f2-bffc1f526a37