Remove whitespace in 'See more comments' CTA

## Avant

![screen shot 2014-01-28 at 10 34 56](https://f.cloud.github.com/assets/85783/2018127/59475288-8808-11e3-9094-bba3ed56b07e.PNG)


## Après

![screen shot 2014-01-28 at 10 35 22](https://f.cloud.github.com/assets/85783/2018129/5f9d895e-8808-11e3-964b-57858ed5f7fb.PNG)

![ ](http://media.giphy.com/media/85uaz4ZaKaMMg/giphy.gif)