lib-imap: When writing "NIL" as astring, write it always as a "quoted".
lib-imap: When writing "NIL" as astring, write it always as a "quoted".

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