Footer design closes #389

# before
![36616f076480233f6a1bfd6d027fac33](https://cloud.githubusercontent.com/assets/1044064/4780249/96bd9d30-5c5f-11e4-986b-c14599bea098.png)


# after
![c0ef91bf002a2f584abfa84629e3691a](https://cloud.githubusercontent.com/assets/1044064/4780225/100daf88-5c5e-11e4-86b7-9cc297ff37aa.png)