HADOOP-9623. Update jet3t dependency to 0.9.0 (Amandeep Khurana via Colin Patrick McCabe)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1539253 13f79535-47bb-0310-9956-ffa450edef68
move HADOOP-9623 to 2.2.1

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1539255 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5451. MR uses LD_LIBRARY_PATH which doesn't mean anything in Windows. Contributed by Yingda Chen.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1539413 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9660. Update CHANGES.txt.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1539535 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5472. Fix TestDatanodeManager, TestSafeMode and TestNNThroughputBenchmark. (Contributed by szetszwo)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/HDFS-2832@1539736 13f79535-47bb-0310-9956-ffa450edef68
Merging r1539245 through r1539736 from trunk to branch HDFS-2832

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/HDFS-2832@1539737 13f79535-47bb-0310-9956-ffa450edef68