Commercial hover underline fix

- [fix] Whitespace between text and icon is not underlined when hovering commercial links

## Before

![screen shot 2014-01-18 at 14 42 46](https://f.cloud.github.com/assets/85783/1953658/c307c432-81c3-11e3-91bc-446e013fb3b4.PNG)


## After

![screen shot 2014-01-18 at 14 43 08](https://f.cloud.github.com/assets/85783/1953660/c78a153c-81c3-11e3-928a-340c40894231.PNG)

![ ](http://s1.developerslife.ru/public/images/gifs/a6a94a5e-e57c-45d9-98cc-59aeb643ddb3.gif)