Binders: shortcode

TODO:

/**
 * @param {array} $params 
 *                  $params['code'] Name of the part (e.g. content-main.html)
 *
 * 
 * # EXAMPLE #1
 * 
 * {{shortcode content="[product_page id="99"]"}}
 * 
 * 
 * # EXAMPLE #2 for product page
 * 
 * {{shortcode name="product_page" content="[product_page id='ID']"}}
 * 
 * 
 */