When parsing X-IMAP[base] header and its last-uid field is too low, mark it as needing rewrite.
When parsing X-IMAP[base] header and its last-uid field is too low, mark it
as needing rewrite.

--HG--
branch : HEAD

dscho/dovecot,jkerihuel/dovecot,jkerihuel/dovecot,jwm/dovecot-notmuch,jwm/dovecot-notmuch,dscho/dovecot,dscho/dovecot,jkerihuel/dovecot,jkerihuel/dovecot,jwm/dovecot-notmuch,dscho/dovecot,dscho/dovecot,jkerihuel/dovecot,jwm/dovecot-notmuch,jwm/dovecot-notmuch