Approval in backend

backend/hu/exhibitions.json

@@ -52,6 +52,8 @@
         "linked_publication": "Publik\u00e1ci\u00f3val \u00f6sszek\u00f6tve",
         "unlinked_publication": "Publik\u00e1ci\u00f3 elt\u00e1vol\u00edtva",
         "link_a_contributor": "Link a contributor",
-        "contributor_explica": "Here contributors to the exhibition can be linked. Once the contributor can be found in the controlled vocabulary, they can be searched and selected by typing in the input field. To select, click on the respective entry in the drop-down list that appears as you type."
+        "contributor_explica": "Here contributors to the exhibition can be linked. Once the contributor can be found in the controlled vocabulary, they can be searched and selected by typing in the input field. To select, click on the respective entry in the drop-down list that appears as you type.",
+        "upcoming_exhibitions": "Upcoming exhibitions",
+        "ongoing_exhibitions": "Ongoing exhibitions"
     }
 }