refacotring to portalSession

gistfile1.pl

# This

    my $vars = pf::web::_initialize_template_variables(
        destination_url => encode_entities($portalSession->getDestinationUrl),
        list_help_info  => [
            { name => i18n('IP'),  value => $portalSession->getClientIp },
            { name => i18n('MAC'), value => $portalSession->getClientMac }
        ],
    );

# would become

$portalSession->stash->{destination_url} = encode_entities($portalSession->getDestinationUrl);
$portalSession->stash->{list_help_info} = [
    { name => i18n('IP'),  value => $portalSession->getClientIp },
    { name => i18n('MAC'), value => $portalSession->getClientMac }
];