use the latest version of express

package.json

@@ -7,7 +7,7 @@
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "dependencies": {
-    "express": "2.5.x"
+    "express": "~3.3.4"
   },
   "engines": {
     "node": "0.8.x",

web.js

@@ -1,6 +1,6 @@
 var express = require('express');
-
-var app = express.createServer(express.logger());
+var app = express();
+app.use(express.logger());
 
 app.get('/', function(request, response) {
   response.send('Hello World!');