Hide pagination legend in discussion and profile

From this:
![screen shot 2014-10-02 at 15 53 02](https://cloud.githubusercontent.com/assets/4549425/4492749/e962113e-4a43-11e4-988d-b546fef575a7.png)

To this:
![screen shot 2014-10-02 at 15 52 24](https://cloud.githubusercontent.com/assets/4549425/4492754/f1a40e88-4a43-11e4-841f-d1bd68e61db7.png)