Add to zeppelin a better UI


Current Zeppelin UI
![screen shot 2014-10-08 at 1 42 19 pm](https://cloud.githubusercontent.com/assets/3139557/4554028/a45fc58e-4ea5-11e4-919c-a122d7eea370.png)

![screen shot 2014-10-08 at 1 43 04 pm](https://cloud.githubusercontent.com/assets/3139557/4554029/a7b47cd4-4ea5-11e4-9030-1a2ee87f1c0d.png)



New zeppelin UI:

***WORK IN PROGRESS***