YARN-479. NM retry behavior for connection to RM should be similar for lost heartbeats (Jian He via bikas)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1465731 13f79535-47bb-0310-9956-ffa450edef68
HDFS-3981. Fix handling of FSN lock in getBlockLocations. Contributed by Xiaobo Peng and Todd Lipcon.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1465751 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4339. Persist inode id in fsimage and editlog. Contributed by Brandon Li.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1465835 13f79535-47bb-0310-9956-ffa450edef68
HDFS-3940. Add Gset#clear method and clear the block map when namenode is shutdown. Contributed by Suresh Srinivas.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1465851 13f79535-47bb-0310-9956-ffa450edef68
YARN-99. Modify private distributed cache to localize files such that no local directory hits unix file count limits and thus prevent job failures. Contributed by Omkar Vinit Joshi.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1465853 13f79535-47bb-0310-9956-ffa450edef68
YARN-557. Fix TestUnmanagedAMLauncher failure on Windows. Contributed by Chris Nauroth.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1465869 13f79535-47bb-0310-9956-ffa450edef68
YARN-524. Moving CHANGES.txt entry to the correct section.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1465876 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch 'apache/trunk' into YARN-549
HDFS-4676. TestHDFSFileSystemContract should set MiniDFSCluster variable to null to free up memory. Contributed by Suresh Srinivas.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1466099 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4674. TestBPOfferService fails on Windows due to failure parsing datanode data directory as URI. Contributed by Chris Nauroth.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1466148 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch 'apache/trunk' into YARN-549
1. Move SAVING to between NEW and SUBMITTED
2. Improve the tests of TestRMAppTransitions
3. Modify the code due to one additional state