Improved model validator to validate 'choices' for a field
Improved model validator to validate 'choices' for a field

git-svn-id: http://code.djangoproject.com/svn/django/trunk@509 bcc190cf-cafb-0310-a4f2-bffc1f526a37

--HG--
extra : convert_revision : d054dcd813ce980f92fdc63af7197afe748c09e9

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