HBASE-11388 The order parameter is wrong when invoking the constructor of the
ReplicationPeer In the method "getPeer" of the class ReplicationPeersZKImpl (Qianxi Zhang)
HBASE-11588 RegionServerMetricsWrapperRunnable misused the 'period' parameter (Victor Xu)
Merge remote-tracking branch 'remotes/origin/0.98' into 0.98