show linebreaks in comments

Not sure why I hid these in the first place..

Before
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![image](https://cloud.githubusercontent.com/assets/960919/4991439/7ece06e0-698b-11e4-89ca-61d66a3ec35f.png)

After
------
![image](https://cloud.githubusercontent.com/assets/960919/4991427/5c7ca0e2-698b-11e4-8dc5-93a1c4ee725e.png)