Add C/C++ and Python specific styles

Add C/C++ and Python specific styles (to be a little closer to vim solarized theme)
![c](https://cloud.githubusercontent.com/assets/6019000/3141938/72593db8-e9a1-11e3-8334-e1ddf0dfd7c6.png)
![python](https://cloud.githubusercontent.com/assets/6019000/3141939/727e7916-e9a1-11e3-9c05-482f2e6c8ae4.png)