HDFS-6062. TestRetryCacheWithHA#testConcat is flaky. Contributed by Jing Zhao.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1574997 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6059. TestBlockReaderLocal fails if native library not available (ajisakaa via cmccabe)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1574998 13f79535-47bb-0310-9956-ffa450edef68
HDFS-6060. NameNode should not check DataNode layout version. Contributed by Brandon Li

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1575021 13f79535-47bb-0310-9956-ffa450edef68
Fix CHANGES.txt for HDFS-6060

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1575023 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5780. SliveTest should use the specified path to get the particular FileSystem instead of using the default FileSystem.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1575049 13f79535-47bb-0310-9956-ffa450edef68