Add in default config for references api

services/web/config/settings.defaults.coffee

@@ -106,6 +106,8 @@ module.exports =
 			url: "http://localhost:3036"
 		sixpack:
 			url: ""
+		references:
+			url: "http://localhost:3040"
 			
 	templates:
 		user_id: process.env.TEMPLATES_USER_ID or "5395eb7aad1f29a88756c7f2"