Adding less ambiguous staging toggle check mark. fix #418

![screen shot 2014-08-09 at 18 44 56](https://cloud.githubusercontent.com/assets/5281068/3868270/eb02633c-2030-11e4-8f26-1009f60f143c.png)

@campersau I don't think knockout would be able to handle that, unfortunately. (Unless they've done something in 3.1 that I don't know about)