document ZK ephemeral nodes in Go
checkpoint commit
make parents of zNode
cleaup zk registration
add zk to godeps
store zk.Conn in Registrar instance
add ZK event channel read
move zk connection into ctor
move zk registrar ctor to top of file
remove mock registrars until we need them
move id calc out of for loop for zk registration
make makeParents a method on Registrar stuct
rename znode payload struct
use keys when assigning fields to AppError
add go vet to build
move event listener to Register
zookeeper session dev
add some temporary comments to demonstrate what happens on the console when Zookeeper is shutdown
roughcut impl of re-register
wait for zookeeper session to be aquired before allowing registrations