Squashed commit of the following:

commit 1038c979464a7443b112cf90d452ce06b2f19d5b
Author: Mike Bostock <mbostock@gmail.com>
Date:   Sun Jun 15 21:21:22 2014 -0700

    Update.

commit 389ca3328f2cc74edf33ed02d445337492b63323
Author: Mike Bostock <mbostock@gmail.com>
Date:   Sun Jun 15 20:55:21 2014 -0700

    Update.