Approval in backend

backend/fr/exhibitions.json

@@ -56,6 +56,10 @@
         "upcoming_exhibitions": "Upcoming exhibitions",
         "ongoing_exhibitions": "Ongoing exhibitions",
         "link_a_place": "Link a place",
-        "link_a_time": "Link a time"
+        "link_a_time": "Link a time",
+        "venue": "Venue",
+        "venue_explica": "Venue the exhibition is or was held in.",
+        "organizer": "External organizer",
+        "organizer_explica": "Name of the external institution organizing the exhibition."
     }
 }