update for keymanager
update for keymanager

eth won't run without this parameter, which essentially sets and provides a default password of 0.
ethereum/ethereum-buildbot,chfast/ethereum-buildbot,vaporry/ethereum-buildbot,ethereum/ethereum-buildbot,ethereum/ethereum-buildbot,chfast/ethereum-buildbot,chfast/ethereum-buildbot,vaporry/ethereum-buildbot,vaporry/ethereum-buildbot