vhost quota not correctly pointing to document root (DF -T) (fixes #3984)

Pascal Dreissen

2016-07-08 a481a62a13c241df0b3269f7f915789f4451d51b

1
ALTER TABLE `client` ADD `default_slave_dnsserver` INT( 11 ) UNSIGNED NOT NULL DEFAULT '1' AFTER `limit_dns_zone`;