HDFS-6269. NameNode Audit Log should differentiate between webHDFS open and HDFS open. (Eric Payne via jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1591117 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10543. RemoteException's unwrapRemoteException method failed for PathIOException. Contributed by Yongjun Zhang.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1591181 13f79535-47bb-0310-9956-ffa450edef68