fixed issue with delete mail-backups when removing a email-user / email-domain

Florian Schaal

2015-01-16 55c012f85a6768b2e6a918de3a4f8bba6fd8cc6e

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