Some color changes due to bad readability.

Some colors have been changed in order to increase the contrast. The inner status bar was hard to read. Don't be confused by the black background in the attached images. This is a local change in my personal vi config.

![scrot-2014-05-11-111955](https://cloud.githubusercontent.com/assets/2333069/2938280/94625a86-d900-11e3-8416-0df2b7c6be28.png)
![scrot-2014-05-11-112021](https://cloud.githubusercontent.com/assets/2333069/2938283/94eaef9a-d900-11e3-958a-627aa8aa30ae.png)
![scrot-2014-05-11-112028](https://cloud.githubusercontent.com/assets/2333069/2938284/94ee278c-d900-11e3-8e79-f3bf5723d04a.png)
![scrot-2014-05-11-112037](https://cloud.githubusercontent.com/assets/2333069/2938286/951c6e12-d900-11e3-9128-f48c9bf7f64d.png)
![scrot-2014-05-11-112014](https://cloud.githubusercontent.com/assets/2333069/2938282/9467a7a2-d900-11e3-9e79-061ed6e9fb6d.png)