Revert "Removed code that was used as test fix for a letsencrypt issue."

Marius Burkard

2016-05-27 2a629844e8d67d6bc31d54e34ad1cda833c2e360

1
ALTER TABLE `shell_user` CHANGE `ssh_rsa` `ssh_rsa` TEXT CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL;