Interactive marker control for HRP2 and STARO

Control HRP2 and STARO with interactive marker.
![screenshot_from_2014-10-08 10 46 15](https://cloud.githubusercontent.com/assets/4415085/4553997/d7aebb30-4ea4-11e4-9fdd-e81da73e2b83.png)
![screenshot_from_2014-10-08 12 33 20](https://cloud.githubusercontent.com/assets/4415085/4553998/da31b916-4ea4-11e4-815a-35d39e0853aa.png)