setting up server.js for heroku

.gitignore

@@ -1 +1 @@
-node_modules
+node_modules

server.js

@@ -6,7 +6,7 @@ var port = process.env.PORT || 3000;
 var mongoDBURI = process.env.MONGODB_URI || 'mongodb://localhost:27017/herokutest';
 
 var Person = mongoose.model('Person', {
-   name:String 
+   name:String
 });
 
 app.get('/', function(req, res){
@@ -22,5 +22,5 @@ mongoose.connection.once('open', function(){
 })
 
 app.listen(port, function(){
-    console.log('listening on port ' + process.env.PORT);
+    console.log('listening on port ' + port);
 })