Changed to Django1.7. Django 1.6 no longer supported. To change, upgrade django to 1.7+ and then run manage.py migrate, possibly followed by manage.py migrate --fake for objects and players.

src/server/server.py

@@ -18,6 +18,8 @@ from twisted.web import server, static
 from twisted.application import internet, service
 from twisted.internet import reactor, defer
 import django
+django.setup()
+
 from django.db import connection
 from django.conf import settings