Create app/js/vars.js and insert SERVER_ADDRESS with the IP of your computer
var SERVER_ADDRESS = "XXX.XXX.XXX.XXX";
Create server/app.js and insert following content, substituting XXXXX for desired port.
var PORT = process.argv[2] && parseInt(process.argv[2], 10) || XXXXX;
var STATIC_DIR = __dirname + '/../app';
var TEST_DIR = __dirname + '/../test';
require('./index').start(PORT, STATIC_DIR, TEST_DIR);
Install all dependencies
npm install
Start Server
node server/app.js
Navigate to http://SERVER-IP:SERVER-PORT in 2 browsers (Chrome on both ends for now)