Update UI to v4 - Simplified 'presentation' style.

#### v4
![nilclass com-v4](https://cloud.githubusercontent.com/assets/56147/3710665/ce86ed08-14a1-11e4-89e0-94ef9eef8389.png)
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#### v3
![nilclass com v3](https://cloud.githubusercontent.com/assets/56147/3710670/3228307e-14a2-11e4-8bc1-a57e5fa39ddb.png)
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#### v2
![nilclass com v2](https://cloud.githubusercontent.com/assets/56147/3710671/3849e68c-14a2-11e4-9f93-10c9bf7033a6.png)
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#### v1
![nilclass com](https://cloud.githubusercontent.com/assets/56147/3710672/3d96e7f2-14a2-11e4-926f-332d28e94d7a.png)