message: Make panel(page).title as string
diff: @@ -1370,7 +1370,7 @@ JsonObject.metaData.addClass(
  default: "default",
  choices: ["default", "top", "bottom", "left", "hidden"]
  },
  - { name: "title:text", serializationProperty: "locTitle" },
  + { name: "title", serializationProperty: "locTitle" },
  { name: "description:text", serializationProperty: "locDescription" }
  ],
  function() {
  