This is the naming Resolver & Watcher implementaion for grpc balancer.
Wonaming supports etcd and consul as the service register and discovery backend.
go run main.go --reg http://127.0.0.1:2379
go run main.go --reg http://127.0.0.1:2379
go run main.go --reg 127.0.0.1:8500
go run main.go --reg 127.0.0.1:8500