Code Review Request for TODO REST API Server Sample with OAuth2

This Node.js server will give you with a quick and easy way to set up a REST API Service that's integrated with Windows Azure Active Directory for API protection using the OAuth2 protocol. The sample server included in the download are designed to run on any platform. 

It is intended to be used with the iOS and Android client sample applications that offer TODO functionality.

This REST API server is built using Restify and MongoDB with the following features:

A node.js server running an REST API interface with JSON using MongoDB as persistant storage
REST APIs leveraging OAuth2 API protection for endpoints using Windows Azure Active Directory