Allowed pending status for ifthenpay's Multibanco and MB Way callbacks

multibanco_ifthen_valid_callback_pending_status.php

<?php

add_filter( 'multibanco_ifthen_valid_callback_pending_status', 'ifthen_valid_callback_pending_status' );
add_filter( 'mbway_ifthen_valid_callback_pending_status', 'ifthen_valid_callback_pending_status' );

function ifthen_valid_callback_pending_status( $status ) {
	$status[] = 'wc-on-hold'; //Add "wc-on-hold"
	$status[] = 'wc-pending'; //Add "wc-pending"
	return $status;
}