Show settings-cog and back button

closes #3925
- Make user-settings-cog reappear
- Show [< Users] back button

@PaulAdamDavis For some reason the user-settings-cog hides behind the cover image. Which class do I need to apply here?

![screen shot 2014-09-02 at 23 52 11](https://cloud.githubusercontent.com/assets/176576/4126401/c56c0812-32eb-11e4-8c4d-840aef3f2207.png)

PS, what's up with the `activeClass=""`