Fixing an issue with overlaid box overflow

adding  overflow: visible; to .wpsocialite.small, and .wpsocialite.large to fix an issue I was having with the facebook overlaid box cutting off outside of the UL element.

Image attached of the issue.

![Screen Shot 2013-01-25 at 10 46 26 AM](https://f.cloud.github.com/assets/80901/97761/69a01fee-6706-11e2-8995-6822cf9f057f.png)