New pagination

New styles:
![screen shot 2014-10-20 at 14 40 43](https://cloud.githubusercontent.com/assets/2579465/4720008/fafa6aba-592d-11e4-8e0d-b7b4d314f3bd.png)

![screen shot 2014-10-20 at 16 39 18](https://cloud.githubusercontent.com/assets/2579465/4720010/0196ea7e-592e-11e4-9142-e239d5cc1594.png)

![screen shot 2014-10-20 at 16 39 37](https://cloud.githubusercontent.com/assets/2579465/4720016/07d9c05a-592e-11e4-9ec4-3073163f2eb0.png)

![screen shot 2014-10-20 at 16 40 15](https://cloud.githubusercontent.com/assets/2579465/4720022/0fee7d08-592e-11e4-8c37-68311ce8c388.png)

Mobile:
![screen shot 2014-10-21 at 15 23 19](https://cloud.githubusercontent.com/assets/2579465/4720026/1714aeae-592e-11e4-94d9-736b993a8613.png)


should be:

```
$pagination-item-size: $gs-baseline * 2;
$pagination-height:    $gs-baseline * 4;
````