Make tests import from local setting to inherit the user's overrides.

Force tests to enable the DEBUG variable.

mayan/settings/testing/base.py

@@ -1,9 +1,10 @@
 from __future__ import absolute_import, unicode_literals
 
-from ..base import *  # NOQA
+from .. import *  # NOQA
 
+DEBUG = True
 INSTALLED_APPS += ('test_without_migrations',)
-TEMPLATE_LOADERS = (
+TEMPLATES[0]['OPTIONS']['loaders'] = (
     'django.template.loaders.filesystem.Loader',
-    'django.template.loaders.app_directories.Loader'
+    'django.template.loaders.app_directories.Loader',
 )