Fixed pass=yes with blocking passdbs. Also master_user wasn't exported correctly to blocking passdbs.
Fixed pass=yes with blocking passdbs. Also master_user wasn't exported
correctly to blocking passdbs.

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