[0.96.X] SECURITY ALERT: Corrected a problem with the Admin media handler that could lead to the exposure of system files. Thanks to Gary Wilson for the patch.

      This is a security-related backport of r11351. A full announcement will be forthcoming.


git-svn-id: http://code.djangoproject.com/svn/django/branches/0.96-bugfixes@11354 bcc190cf-cafb-0310-a4f2-bffc1f526a37