imap: When fetching X-GUID, set MAIL_FETCH_GUID also as "wanted fields" for optimization.
imap: When fetching X-GUID, set MAIL_FETCH_GUID also as "wanted fields" for optimization.

damoxc/dovecot,damoxc/dovecot,damoxc/dovecot,damoxc/dovecot,damoxc/dovecot