adds spanish language options

web/src/lib/i18n/locales/fr.json

@@ -146,7 +146,7 @@
   "list-not-shared": "Not shared with anyone",
   "list-public-warning": "Tous les itinéraires de cette liste seront publics.",
   "list-saved-successfully": "Liste enregistrée avec succès",
-  "list-share-warning": "",
+  "list-share-warning": "Le partage d'une liste partage automatiquement toutes les pistes qu'elle contient.",
   "list-share-warning-update": "Added trails will be shared with everyone that has access to this list.",
   "location": "Localisation",
   "login": "Connexion",
@@ -255,6 +255,7 @@
   "slope": "Pente",
   "someone": "Someone",
   "sort": "Trier",
+  "spanish": "Espagnol",
   "speed": "Vitesse",
   "statistics": "Statistics",
   "stop-drawing": "Arrêter de tracer",