Tabs init

Props should never be put into state. These are two separate concepts. Review the following two pages:

* http://facebook.github.io/react/docs/thinking-in-react.html (Pay specific attention to steps 3 and 4)
* http://facebook.github.io/react/docs/interactivity-and-dynamic-uis.html (Focus on How State Works, What Components Should Have State?, What Should Go in State?, What Shouldn’t Go in State?)