Fixed obtaining ga code from dict

utils/context_processor.py

@@ -13,7 +13,8 @@ def google_analytics(request):
         # Try checking if we have a www in host, if yes we remove
         # that and check in the dict again
         if host.startswith('www.'):
-            ga_prop_id = host[4:]
+            ga_prop_id = getattr(settings, 'GOOGLE_ANALYTICS_PROPERTY_IDS',
+                                 False).get(host[4:])
     if not settings.DEBUG and ga_prop_id:
         return {
             'GOOGLE_ANALYTICS_PROPERTY_ID': ga_prop_id