Add Dojo example

This PR adds a Dojo example that is based on the [TodoMVC Dojo application](http://todomvc.com/architecture-examples/dojo/). It attempts to demonstrate unit tests, a functional test, conditional test module requires, asynchronous testing, and general Intern best practices.

*Note:* Safari is the bane of my existence and that environment was acting up on Sauce. It is commented out of the browser list for now.