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 14 18 10](https://cloud.githubusercontent.com/assets/342081/3433801/f278c8ea-0082-11e4-858e-b820e9d22371.png)