fixed nginx-startup errors on systems with net.ipv6.bindv6only=0

Florian Schaal

2016-03-08 3279f891ed89470b09fe9137970ca86fa5c50d5d

1
ALTER TABLE `client` ADD `customer_no` VARCHAR( 64 ) NULL AFTER `contact_name` , ADD `vat_id` VARCHAR( 64 ) NULL AFTER `customer_no`;