minor changes for deleting backups when deleting the web-domain

Florian Schaal

2014-01-07 0f89bd92c04dccb1c1c925e4dfb2fad8d12fcae8

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ALTER TABLE `shell_user` CHANGE `ssh_rsa` `ssh_rsa` TEXT CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '';