Only use django.setup() for Django >= 1.7.
Only use django.setup() for Django >= 1.7.

ojii/django-classy-tags,dongguangming/django-classy-tags,ojii/django-classy-tags,dongguangming/django-classy-tags,philippeowagner/django-classy-tags,philippeowagner/django-classy-tags