Improved django.contrib.admin.views.main to raise ImproperlyConfigured if admin app isn't in INSTALLED_APPS. This avoids one possibility of an obscure error.
Improved django.contrib.admin.views.main to raise ImproperlyConfigured if admin app isn't in INSTALLED_APPS. This avoids one possibility of an obscure error.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@1551 bcc190cf-cafb-0310-a4f2-bffc1f526a37

--HG--
extra : convert_revision : de221db9fda8465bd32f82480a3a686b0a2eee81

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