Update several test dependencies in setup.py.
Update several test dependencies in setup.py.

sasha0/django-oscar,sasha0/django-oscar,solarissmoke/django-oscar,solarissmoke/django-oscar,solarissmoke/django-oscar,sasha0/django-oscar,django-oscar/django-oscar,django-oscar/django-oscar,solarissmoke/django-oscar,django-oscar/django-oscar,sasha0/django-oscar,django-oscar/django-oscar