HDFS-5674. Editlog code cleanup: remove @SuppressWarnings("deprecation") in FSEditLogOp; change FSEditLogOpCodes.fromByte(..) to be more efficient; and change Some fields in FSEditLog to final.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1551812 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9611 mvn-rpmbuild against google-guice > 3.0 yields missing cglib dependency

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1551916 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10171. TestRPC fails intermittently on jkd7 (Mit Desai via jeagles)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1552024 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5687. Correcting the previous commit by ushing the right patch.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1552069 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-10164. Allow UGI to login with a known Subject (bobby)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1552104 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5662. Can't decommission a DataNode due to file's replication factor larger than the rest of the cluster size. Contributed by Brandon Li

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1552131 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch: upstream/trunk