Esri/koop — pull request #41 by benheb (2013-11-01 21:52:45+00:00)
Title: Adding TopoJSON preview

![koop_and_stefan__irc esri com_-3](https://f.cloud.github.com/assets/910495/1457422/ee7d3416-433f-11e3-9d53-330f5be7dfaf.png)