[no issue] Minor style fix for user menu

I did a minor fix for the user menu styles, this is the result:

![captura de pantalla 2014-06-29 a la s 15 06 07](https://cloud.githubusercontent.com/assets/340766/3424019/4026bc48-ffb9-11e3-8cfa-301b6e26c0fb.png)


Feel free to merge... or ignore! 
is this necessary? the `<a>` should already make the cursor a pointer, doesn't it?