Fix for broken colors in "superjarin" theme

There's a coloration issue with the "superjarin" theme when inside of a git repo. Here are pictures of before and after this patch:

Before:
![Before](https://f.cloud.github.com/assets/2569502/614226/a2a56726-ce18-11e2-900a-6a7f102f3338.png)
After:
![After](https://f.cloud.github.com/assets/2569502/614227/a2dd9650-ce18-11e2-935d-7b8d1058afb6.png)