use common settings as default to prevent local_settings from being o…

…veridden by default_settings

manage.py

@@ -12,7 +12,7 @@
     # altered for new settings layout
     if not any([arg.startswith('--settings=') for arg in sys.argv]):
         os.environ.setdefault("DJANGO_SETTINGS_MODULE",
-                              "onadata.settings.default_settings")
+                              "onadata.settings.common")
         print('Your environment is:"{}"'.format(
             os.environ['DJANGO_SETTINGS_MODULE']))