dbox sync rebuilding: Don't leave all maildir file fds open until the end of sync. It can cause too many open files.
dbox sync rebuilding: Don't leave all maildir file fds open until the end of
sync. It can cause too many open files.

--HG--
branch : HEAD

dscho/dovecot,dscho/dovecot,dscho/dovecot,dscho/dovecot,dscho/dovecot