HBASE-8979 JVMClusterUtil will join forever on a stuck regionserver <--- zombie maker

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1504528 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8981  add a check on the ServerName parse

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1504574 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8982  Useless logs in ipc.RpcClient(584): Not able to close an output stream

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1504576 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8987 ProtobufUtil.toException doesn't handle plain RemoteException, gets a NoSuchMethodException

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1504590 13f79535-47bb-0310-9956-ffa450edef68