French translation

Squashed commit of the following:

commit b27124752f3a3c9abc8e17f62db7e6a209fd5c0f
Author: nebulon42 <michael@yourexp.at>
Date:   Tue Apr 1 16:41:14 2014 +0200

    added backslashes before apostrophes, removed website, email

commit 3fd9ff90b4d6fbfa7c237eb74bf3d633b8954248
Author: rangzen <rangzen@gmx.fr>
Date:   Tue Apr 1 11:11:39 2014 +0200

    French translation.

    Signed-off-by: rangzen <rangzen@gmx.fr>