HADOOP-9302. HDFS docs not linked from top level (Andy Isaacson via tgraves)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1445649 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9303. command manual dfsadmin missing entry for restoreFailedStorage option (Andy Isaacson via tgraves)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1445658 13f79535-47bb-0310-9956-ffa450edef68
YARN-249. Capacity Scheduler web page should show list of active users per queue like it used to (in 1.x) (Ravi Prakash via tgraves)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1445674 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5000. Fixes getCounters when speculating by fixing the selection of the best attempt for a task. Contributed by Jason Lowe.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1445874 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4495. Allow client-side lease renewal to be retried beyond soft-limit.  Contributed by Kihwal Lee

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Merge remote branch 'origin/branch-0.23' into branch-0.23-gd
Merge remote branch 'origin/branch-0.23-gd' into fb-HADOOP-7435-branch-0.23-gd