Add moderation for mailing lists

api/views/club.py

@@ -58,6 +58,6 @@ def FetchMailingLists(request):
     if key != settings.SITH_MAILING_FETCH_KEY:
         raise PermissionDenied
     data = ''
-    for mailing in Mailing.objects.all():
+    for mailing in Mailing.objects.filter(is_moderated=True).all():
         data += mailing.fetch_format()
     return Response(data)