This repo of mine is about 90% of the way there (though it doesn't use this library, it uses the same method): https://github.com/swanson/lanyon
There are some caveats: you need to register an OAuth app to get access to CORS and you have to use basic auth.
Otherwise, it looks like a great project, and I might use it with my Jekyll blog.
Typically 'master' is where the code is and 'gh-pages' is where the pretty docs are. In your case everything is in gh-pages. Either maintain the code in master and "deploy & display" it on the gh-pages branch or just make gh-pages your master.
come to think of it, that's what i should do with some of my repos ;)