update docs

Adds, among other things, docs on save options:
![screen shot 2014-01-29 at 3 40 52 pm](https://f.cloud.github.com/assets/150352/2034069/cda85dc0-8925-11e3-94c1-201b27377dde.png)

And updates the style on `<li>` to be same colour as the `<p>` above:
![screen shot 2014-01-29 at 3 43 56 pm](https://f.cloud.github.com/assets/150352/2034103/2ff7cb1e-8926-11e3-97d7-504b67882cb4.png)