Modify comment-view

## before 
![screen shot 2014-05-16 at 8 39 43 pm](https://cloud.githubusercontent.com/assets/823185/2996432/d64e93dc-dcee-11e3-83ba-b9e0f4f404ba.png)

## after
![screen shot 2014-05-16 at 8 37 08 pm](https://cloud.githubusercontent.com/assets/823185/2996434/e31b7904-dcee-11e3-8691-9209875b45e2.png)