spritz up membership requests list

![image](https://cloud.githubusercontent.com/assets/2665886/2797685/8e77a984-cc38-11e3-9998-34ff6fdfda25.png)


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![image](https://cloud.githubusercontent.com/assets/2665886/2797694/d66f7dac-cc38-11e3-9fa3-a6cceea69969.png)