use port 3000

Author: madhums

README.md

@@ -16,7 +16,7 @@ an article, delete an article and add comment on the article.
   $ npm start
 ```
 
-Then visit [http://localhost:3000/](http://localhost:4000/)
+Then visit [http://localhost:3000/](http://localhost:3000/)
 
 ## Directory structure
 ```

server.js

@@ -34,6 +34,6 @@ require('./settings').boot(app, config, passport)         // Bootstrap applicati
 require('./config/routes')(app, passport, auth)
 
 // Start the app by listening on <port>
-var port = process.env.PORT || 4000
+var port = process.env.PORT || 3000
 app.listen(port)
 console.log('Express app started on port '+port)