Added blocks.middleware.

As discussed in astoilkov#95.

src/node/methods.js

@@ -1,11 +1,34 @@
 define([
   '../core',
   './Server',
-], function (blocks, Server) {
+  './Middleware'
+], function (blocks, Server, Middleware) {
   blocks.server = function (options) {
     return new Server(options);
   };
 
+  blocks.middleware = function (options) {
+  	var express = require('express');
+  	var path = require('path');
+  	// the real middleware
+  	var middleware;
+  	// array of middlewares to return
+  	var middlewares = [];
+
+  	options = blocks.extend({}, Middleware.Defaults, options);
+  	middleware = new Middleware(options);
+
+  	// express.static is required as the frontend app needs it's files
+  	middlewares.push(express.static(path.resolve(options.static), {
+  		index: false
+  	}));
+
+  	middlewares.push(blocks.bind(middleware.tryServePage, middleware));
+
+  	// returning array of express middlewares that express will call in that order
+  	return middlewares;
+  };
+
   blocks.static = function (options) {
 
   };