code: function(prop) {
      var opt = this.option(prop);
      if (typeof opt === 'undefined') {
        return this.app && this.app.option ? this.app.option(prop) : null;
      }
      return opt;
    }
docs: Get an option from either the view, collection, or app instance,
  in that order.
  
  @param  {String} prop Property name. Dot notation may be used.
  @return {any}
  @api public