Created a simple app using Visual Studio Monaco https://c1dd3465-0ee0-4-231-b9ee.scm.azurewebsites.net/dev/wwwroot/:vs.console/1
How to use git with Monaco http://blogs.msdn.com/b/monaco/archive/2014/05/02/stand-up-part-5-using-git-source-control-in-monaco.aspx