Integrate documentation

* Clean unused files
* Integrate documentation

![screen shot 2014-07-07 at 16 38 45](https://cloud.githubusercontent.com/assets/615085/3497567/e9261102-05ec-11e4-9e61-8a49ce2c13fe.png)
![screen shot 2014-07-07 at 16 38 57](https://cloud.githubusercontent.com/assets/615085/3497569/e92690e6-05ec-11e4-8b6e-68e641057deb.png)
![screen shot 2014-07-07 at 16 39 07](https://cloud.githubusercontent.com/assets/615085/3497568/e926462c-05ec-11e4-9558-9fbaff0f565e.png)
![screen shot 2014-07-07 at 16 39 17](https://cloud.githubusercontent.com/assets/615085/3497570/e9272272-05ec-11e4-9bc6-445ae48acd6f.png)

The content in the documentation may not be perfect, but it will be easier to update once this pull request has been merged. 
Fine to me, let's do this outside of the PR.