Expatistan - the information in the parenthesis should be styled differently

Fix for issue #687.

Let me know if it's ok or if it needs further style changes :)

Desktop view:
![screen shot 2014-08-01 at 23 54 37](https://cloud.githubusercontent.com/assets/3652195/4024803/c5547972-2bd9-11e4-9844-a0381e5c4812.png)

Return `null` if `abstract` doesn't exist?