update of french translation (#549)

* Add files via upload

french translation updated

* Update fr-local.po

* Update fr-local.po

Improvement of some french strings

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Co-authored-by: romjerome <[email protected]>

Author: arverne73

GraphView/po/fr-local.po

@@ -374,7 +374,7 @@ msgid ""
 "You don't have any bookmarks yet...\n"
 "Try to add some frequently used persons to speedup navigation."
 msgstr ""
-"Vous n’avez pas encore de signets…\n"
+"Ajouter des individus consultés fréquemment pour accélérer la "
 "Essayez d’ajouter des individus consultés fréquemment pour accélérer la "
 "navigation."