[#81528610] approval states

Still need to get the vertical lines between the icons (may be more trouble than they're worth), but otherwise pretty close.

![screen shot 2014-12-08 at 11 04 02 am](https://cloud.githubusercontent.com/assets/86842/5342184/f79d3d54-7ec9-11e4-9f19-fac6b40112da.png)

/cc @ericadeahl