Added unit test configuration in gitlab-ci

This merge adds a unit-test gitlab-CI configuration based on pytest-django.

config/settings/container/base.py

@@ -100,6 +100,8 @@ DATABASES = {
         'PORT': os.environ.get('DJANGO_DB_PORT', ''),
         'OPTIONS': {
             'init_command': 'SET storage_engine=MyISAM',
+            # NOTE: for mysql>=5.7 this will need to be changed to
+            #'init_command': 'SET default_storage_engine=MyISAM',
         },
     }
 }