Rename the APP global variable to APPSTATE. It will soon contain more information.

lib/roles/app.js

@@ -84,8 +84,10 @@ module.exports = function(options) {
   }))
 
   // Variables for templates
-  app.locals.APP = {
-    websocketUrl: options.websocketUrl
+  app.locals.APPSTATE = {
+    config: {
+      websocketUrl: options.websocketUrl
+    }
   }
 
   // Proxied requests must come before any body parsers. These proxies are