Break long names better in email

The name is displayed properly at the top but next to the comments they flow outside of the box before breaking.

![screen shot 2014-06-13 at 16 32 00](https://cloud.githubusercontent.com/assets/218391/3271733/21e13296-f310-11e3-82fb-eaad9ef4399f.png)

I noticed there's an issue with level 3 comments not being displayed correctly. Rather than being further indented, they are shown on the left. In the screenshot below, the last comment was a reply to the second comment