Merge branch 'master' into 'stable-3.1'

Marius Burkard

2016-03-31 dbf57dddf7ef07a0168ad0c1d64de0735a9c5804

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