Update rendering of collapsible sections

I found myself scrolling down on basically every page in order to view the actual test.

This patch makes the rendering of included pages (collapsed sections for SetUp/TearDown) more dense, so there is more space left for the real test at hand.
![screen shot 2013-09-07 at 12 37 16 pm](https://f.cloud.github.com/assets/96249/1101170/9d1f51c4-17ae-11e3-9bcb-9ad31bb5936c.png)