HBASE-9900. Fix unintended byte[].toString in AccessController

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1539882 13f79535-47bb-0310-9956-ffa450edef68
HBASE-9906 Restore snapshot fails to restore the meta edits sporadically

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1539906 13f79535-47bb-0310-9956-ffa450edef68