update readme example

README.md

@@ -11,17 +11,17 @@ var app = express();
 
 // other middleware here
 
-// routes ...
-// app.get
-// app.post
-
 // the router should come before the error handling
 app.use(app.router);
 
-// make sure to use this middleware last
+// make sure to use this middleware after the router
 app.use(connect_raven( {{ SENTRY DSN }} ));
+
+// routes ...
+// app.get
+// app.post
+
 ```
 
 ## references
-
  * http://expressjs.com/guide.html#error-handling