remove beta flash

server/server.js

@@ -186,11 +186,6 @@ passportConfigurator.init();
 app.use(rxMiddleware());
 
 app.use(function(req, res, next) {
-  // add beta warning
-  req.flash('info', {
-    msg: `warning: you are on experimental branch of Free Code Camp:
-      Your progress here may or may not be saved to the main site`
-  });
 
   // Make user object available in templates.
   res.locals.user = req.user;