[dev] Updated French Chora translation

[Mathieu Arnold]

Jan Schneider wrote:
> 
> Thanks, but there's still someone working on the translation for horde. We will
> commit your translation as soon as it is finished.

btw, I don't know why, but, when the file was called fr.po (with
locale/fr/LC...) it worked, but now that it's fr_FR.po (and
locale/fr_FR/...) it doesn't work any more, and I've added fr_FR to my
horde's lang.php, and fr_FR to my chora conf, but I can't have it work,
any ideas ?

-- 
Mathieu Arnold

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