tests: removing "n" helper (step 8) - test_admin.tests cleanup
tests: removing "n" helper (step 8) - test_admin.tests cleanup

jperelli/django-settings,jrutila/django-settings,jperelli/django-settings,jperelli/django-settings,jrutila/django-settings,jrutila/django-settings,jperelli/django-settings,jrutila/django-settings