director: When another director reconnects, reset its "last received seq". This fixes some problems where HOST updates and others were thought as already being received after the originating director was restarted.
director: When another director reconnects, reset its "last received seq".
This fixes some problems where HOST updates and others were thought as
already being received after the originating director was restarted.

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