Maildir saving: Fixed race condition bugs in uidlist handling, causing files to be given new UIDs sometimes.
Maildir saving: Fixed race condition bugs in uidlist handling, causing files to be given new UIDs sometimes.

LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot