HBASE-10929 - Addendum that extracts out qualifierOffset, qualifierLength and timestamp

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1589590 13f79535-47bb-0310-9956-ffa450edef68
HBASE-10970 [AccessController] Issues with covering cell permission checks. (Anoop)

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1589593 13f79535-47bb-0310-9956-ffa450edef68