supported_backends changed.
supported_backends changed.

in django 1.9, 'django.db.backends.postgresql_psycopg2' renamed to 'django.db.backends.postgresql'.
haakenlid/django-extensions,haakenlid/django-extensions,linuxmaniac/django-extensions,haakenlid/django-extensions,django-extensions/django-extensions,linuxmaniac/django-extensions,django-extensions/django-extensions,linuxmaniac/django-extensions,django-extensions/django-extensions