port rocketfuel header to commbadge (bug 909350)

Settings drop-down menu intermittently got stuck.

Remove the drop-down menu by replacing with Rocketfuel's.

![screen shot 2013-09-18 at 1 07 26 pm](https://f.cloud.github.com/assets/674727/1168288/f3a1b968-209d-11e3-8699-1d01bd643494.png)