Ensured django 2.0 is setup properly for post processor tests
Ensured django 2.0 is setup properly for post processor tests

WGBH/django-versatileimagefield,respondcreate/django-versatileimagefield,WGBH/django-versatileimagefield,WGBH/django-versatileimagefield,respondcreate/django-versatileimagefield,respondcreate/django-versatileimagefield