Topic on Extension talk:Password Reset

I'm using Mediawiki 1.18.1 with PasswordReset 1.7 (seems to be the latest at the moment). The result is a PHP Fatal Error about Xml::hidden that is solved by replacing Xml with Html in the file PasswordReset_body.php.

Ref: http://www.mediawiki.org/wiki/Extension_talk:ContactPage#error:_Call_to_undefined_method_Xml::hidden.28.29