Added even spacing between limited edition skins and rainbow skins

The spacing between limited edition skins and rainbow skins was messed up, so I added more spacing to make it even with the rest.

Before:
![before](https://f.cloud.github.com/assets/3391909/1507400/b5992f76-497d-11e3-89c1-c9cc428e59db.jpg)

After:
![after](https://f.cloud.github.com/assets/3391909/1507401/ba56a250-497d-11e3-9b40-9c4ff07d645f.jpg)