Is anyone familiar with etcd and do the review for ectd cluster management PR?

[Sheng Wu]

Hi.

Today, this PR[1] submitted, I am doing lib license review. If someone is 
familiar with the ectd, and could test.
Please assign the PR to yourself. Thanks.


[1] https://github.com/apache/skywalking/pull/2725 
<https://github.com/apache/skywalking/pull/2725>
Sheng Wu
Apache Skywalking, ShardingSphere, Zipkin