At Greg's request, integrated graphics from basho.com homepage into docs homepage.

I did this in a PR so you can see a screenshot of the new layout without having to compile it first.  As of now it's the same in en and jp.
![Screen Shot 2013-03-20 at 11 55 59 AM](https://f.cloud.github.com/assets/856964/281422/4cc9249c-9177-11e2-9e1c-f9d421c03405.png)