http://thewayofcode.wordpress.com/2013/04/21/how-to-build-and-test-rest-api-with-nodejs-express-mocha/
http://stackoverflow.com/questions/9517880/how-does-one-unit-test-routes-with-express
http://webapplog.com/tutorial-node-js-and-mongodb-json-rest-api-server-with-mongoskin-and-express-js/
