Approval in backend

backend/de/basis.json

@@ -291,6 +291,9 @@
         "tree_view": "Baumansicht",
         "hierarchy": "Hierarchie",
         "set_new_superordinate": "Neuen \u00fcbergeordneten Begriff ausw\u00e4hen",
-        "unset_superordinate": "Von \u00dcbergeordnetem l\u00f6sen"
+        "unset_superordinate": "Von \u00dcbergeordnetem l\u00f6sen",
+        "log": "Log",
+        "from": "Von",
+        "to": "Zu"
     }
 }