reflash: attempt to avoid race causing non-zero exit after the reboot (imported from globe-theatre.git)
reflash: attempt to avoid race causing non-zero exit after the reboot (imported from globe-theatre.git)

numericillustration/sdc-headnode,joyent/sdc-headnode,kaizengarden/sdc-headnode,numericillustration/sdc-headnode,joyent/sdc-headnode,kaizengarden/sdc-headnode,kaizengarden/sdc-headnode,numericillustration/sdc-headnode,joyent/sdc-headnode,joyent/sdc-headnode,kaizengarden/sdc-headnode