app/assets/javascripts/arctic_admin.js in arctic_admin-1.1.2 vs app/assets/javascripts/arctic_admin.js in arctic_admin-1.2.0

@@ -66,6 +66,14 @@
           }
         }
       }
     }
   });
+
+  $('#tabs .has_nested').click(function (e) {
+    if ($(this).hasClass('open') == true) {
+      $(this).removeClass('open');
+    } else {
+      $(this).addClass('open');
+    }
+  });
 });