Merge tag 'l10n-2.8.0-rnd3-fr' of git://github.com/git-l10n/git-po into maint

l10n-2.8.0-rnd3-fr * tag 'l10n-2.8.0-rnd3-fr' of git://github.com/git-l10n/git-po: l10n: fr: don't translate "merge" as a parameter l10n: fr: change "id de clé" to match "id-clé" l10n: fr: fix wrongly translated option name l10n: fr: fix transcation of "dir"