Replace DjangoTestSuiteRunner w/ DiscoverRunner
Replace DjangoTestSuiteRunner w/ DiscoverRunner

django.test.simple.DjangoTestSuiteRunner has been deprecated for a
while and was removed in Django 1.8. It was replaced by
django.test.runner.DiscoverRunner, which is available at least back to
Django 1.6.

wylee/django-arcutils,wylee/django-arcutils,mdj2/django-arcutils,PSU-OIT-ARC/django-arcutils,PSU-OIT-ARC/django-arcutils,mdj2/django-arcutils