* Close the clients which are unreachable.
Remote client manager test case and comments.
* Test the GRPCRemote client.
* 1. Catch the throwable for onComplete method cause of it will throw exception when connection lost.
2. Check the gRPC channel state, send message when state is ready, wait 5 second when state is not ready.
Notice: gRPC channel getState with true parameter will trigger reconnect operation.
* gRPC client will reconnect to the server when network recorvered.
* Recovery application.yml
* Recovery proto module commit id.
* no message
* Fixed compile error.
彭勇升 pengys
Gao Hongtao