Stop pick buttons appearing twice on replies

![screen shot 2013-12-04 at 15 45 37](https://f.cloud.github.com/assets/1170410/1674575/2532df4a-5cfb-11e3-859d-7a0ddd784276.png)

Pick buttons were appearing twice on comment replies. This change fixes that.

![code-09](https://f.cloud.github.com/assets/1170410/1674603/888cfa62-5cfb-11e3-9b4b-64083544f712.gif)