fenghh is onboard

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1576917 13f79535-47bb-0310-9956-ffa450edef68
HBASE-10679 Both clients get wrong scan results if the first scanner expires and the second scanner is created with the same scannerId on the same region

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1576928 13f79535-47bb-0310-9956-ffa450edef68