Hi,
if a page has no allowed children, what is the recommended value for 'static $allowed_children'?
1) "none" as recommended at http://doc.silverstripe.com/doku.php?id=customising-the-hierarchy&s=allowed%20children
2) null as recommended at
http://doc.silverstripe.com/doku.php?id=development-guidelines:site-news&s=allowed%20children
Cheers