HBASE-10389 Add namespace help info in table related shell commands

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.96@1566763 13f79535-47bb-0310-9956-ffa450edef68
HBASE-10486: ProtobufUtil Append & Increment deserialization lost cell level timestamp

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.96@1566962 13f79535-47bb-0310-9956-ffa450edef68