registries:zk: make it actor and close connection on desctruction as many times open connection stalls node termination get rid of ephemerals as that is handled by DCell itself
registries:zk: make it actor and close connection on desctruction as many times open connection stalls node termination
get rid of ephemerals as that is handled by DCell itself

dfockler/dcell,celluloid/dcell,celluloid/dcell,celluloid/dcell,niamster/dcell,niamster/dcell,dfockler/dcell,niamster/dcell,dfockler/dcell