Improved shell readability

Before:
![pre-formatting](https://f.cloud.github.com/assets/572341/991061/479c1e66-094f-11e3-972a-11c3f6cf2ab3.png)

After!
![post-formatting](https://f.cloud.github.com/assets/572341/991063/51ae3cf4-094f-11e3-9ee0-55f2b8cac066.png)

Note that the difference in text is merely because I changed branches while generating these images; the "After" version doesn't truncate anything, and the state markers are still red.