HBASE-10189 Intermittent TestReplicationSyncUpTool failure (LarsH and Demai Ni)

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.94@1551785 13f79535-47bb-0310-9956-ffa450edef68
HBASE-10179. HRegionServer underreports readRequestCounts by 1 under certain conditions (Perry Trolard)

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.94@1551800 13f79535-47bb-0310-9956-ffa450edef68