YARN-581. Added a test to verify that app delegation tokens are restored after RM restart. Contributed by Jian He.
svn merge --ignore-ancestry -c 1471187 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1471188 13f79535-47bb-0310-9956-ffa450edef68
YARN-561. Modified NodeManager to set key information into the environment of every container that it launches. Contributed by Xuan Gong.
MAPREDUCE-5175. Updated MR App to not set envs that will be set by NMs anyways after YARN-561. Contributed by Xuan Gong.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1471207 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4737. JVM path embedded in fuse binaries. Contributed by Sean Mackrory.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1471216 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9496. Bad merge of HADOOP-9450 on branch-2 breaks all bin/hadoop calls that need HADOOP_CLASSPATH. Contributed by Harsh J (harsh)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1471230 13f79535-47bb-0310-9956-ffa450edef68