GitLab

* net/imap.el (imap-interactive-login, imap-authenticate)
(imap-mailbox-lsub, imap-mailbox-list)
(imap-mailbox-status-asynch, imap-mailbox-acl-delete)
(imap-fetch, imap-message-flag-permanent-p, imap-envelope-from)
(imap-parse-response): Doc fix.