Merge branch 'feature/backup_stats' into 'master'

Marius Cramer

2015-01-05 307a78622c6a6b9b1a5a1dc51a8d54cf95e8a3c2

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ALTER TABLE `mail_user` ADD `disablesieve-filter` ENUM( 'y', 'n' ) NOT NULL DEFAULT 'n' AFTER `disablesieve`;