fixing private repo label

was: 
![private-before](https://f.cloud.github.com/assets/2972876/1584711/6536d966-5210-11e3-8627-7c3b681f2742.png)

now: 
![private-after](https://f.cloud.github.com/assets/2972876/1584712/698f1a1e-5210-11e3-9192-94c192ea768a.png)