Improve spacing of list icons on Support page

### Before

![screen shot 2014-06-30 at 13 58 47](https://cloud.githubusercontent.com/assets/342081/3433549/9e09ef34-0080-11e4-967a-96c20f6e4dec.png)

### After

![screen shot 2014-06-30 at 13 59 59](https://cloud.githubusercontent.com/assets/342081/3433551/a1da7836-0080-11e4-91fe-0a41a284be2f.png)