remove cruft

app.js

@@ -1,13 +0,0 @@
-'use strict';
-
-var express = require('express')
-  ;
-
-module.exports.create = function (server, host, port, publicDir) {
-  var app = express()
-    ;
-
-  app.use(express.static(publicDir));
-
-  return app;
-};