[-] FO : header add translation for fields

![capture decran 2013-11-22 a 11 37 15](https://f.cloud.github.com/assets/4677244/1599887/21c04caa-5362-11e3-86e7-2ef0c2b4d840.png)
![capture decran 2013-11-22 a 11 56 12](https://f.cloud.github.com/assets/4677244/1600020/c0ada0fe-5364-11e3-9508-78ba2720d4b6.png)