Patternfly formbuttons 4

Converted image-based form buttons to Patternfly btn class buttons; cleaned up code
Before:
![screen shot 2014-08-08 at 5 03 45 pm](https://cloud.githubusercontent.com/assets/1287144/3862786/971a31ec-1f3f-11e4-9d68-b3fed121a102.png)
After:
![screen shot 2014-08-08 at 5 03 26 pm](https://cloud.githubusercontent.com/assets/1287144/3862787/9720fb6c-1f3f-11e4-8085-5a3e39192037.png)