Added yet another hack to keep the child admin site happy.
Added yet another hack to keep the child admin site happy.

This really validates a different solution to the child admin layout,
e.g. by registering the models in the regular admin site.

pombredanne/django_polymorphic,skirsdeda/django_polymorphic,chrisglass/django_polymorphic,skirsdeda/django_polymorphic,pombredanne/django_polymorphic,chrisglass/django_polymorphic,skirsdeda/django_polymorphic,alexander-alvarez/django_polymorphic,ixc/django_polymorphic,pombredanne/django_polymorphic,ixc/django_polymorphic,ixc/django_polymorphic,alexander-alvarez/django_polymorphic