message: make question.titleLocation serializable:
diff: @@ -586,6 +586,11 @@ JsonObject.metaData.addClass(
  name: "validators:validators",
  baseClassName: "surveyvalidator",
  classNamePart: "validator"
  + },
  + {
  + name: "titleLocation",
  + default: "default",
  + choices: ["default", "top", "bottom", "left"]
  }
  ],
  null,
  