Fix add to cart issue for BXGX

Fix BXGX add to cart issue.

add_filter('advanced_woo_discount_rules_free_product_cart_item_data', function ($cart_item_data){
    remove_all_filters('woocommerce_add_cart_item_data');
	  remove_all_actions('woocommerce_add_to_cart');
    return $cart_item_data;
});

add_action('advanced_woo_discount_rules_after_initialize', function() {
    if(class_exists('\Wdr\App\Router')){
        remove_action('woocommerce_before_mini_cart', array(\Wdr\App\Router::$manage_discount, 'calculateCartTotalIfIsNotCalculated'), 10);
        remove_action('woocommerce_before_mini_cart_contents', array(\Wdr\App\Router::$manage_discount, 'calculateCartTotalIfIsNotCalculated'), 10);
 }
});