Fixed #3002 -- Fixed a problem with ordering by related models in the admin interface. Patch from Ramiro Morales.
Fixed #3002 -- Fixed a problem with ordering by related models in the admin
interface. Patch from Ramiro Morales.

--HG--
extra : convert_revision : svn%3Abcc190cf-cafb-0310-a4f2-bffc1f526a37/django/trunk%407491

adieu/django-nonrel,adieu/django-nonrel,adieu/django-nonrel