code: function( element, options ) {
                  Boilerplate.call( this, element, options || {}, defaults || {} );
                  MyPlugin.call( this, element, options );
                  return this;
              }
docs: the plugin object, inherits all attributes and methods
  from the base plugin and the user's plugin
  
  @param {object} element
  @param {object} options
  @return {object} instance