New theme "water-iris" a fork of iris that incorporates some design elements from waterspill

I forked iris for my own blog http://jarv.org and borrowed some elements from waterspill

* There is a mat background that frames the page
* Some small centering and alignment changes
* Large social icons at the top
* Borrows the waterspill distressed border

![preview](https://f.cloud.github.com/assets/749175/349325/98773428-9fba-11e2-95fc-2a614ac129df.png)