HBASE-9772 Normalize new client default values

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1535146 13f79535-47bb-0310-9956-ffa450edef68
HBASE-9785 Fix heap size reporting in HRegion

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1535172 13f79535-47bb-0310-9956-ffa450edef68