HADOOP-9549. WebHdfsFileSystem hangs on close(). Contributed by Daryn Sharp.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1481075 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4799. Corrupt replica can be prematurely removed from corruptReplicas map. Contributed by Todd Lipcon.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1481084 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4698. Provide client-side metrics for remote reads, local reads, and short-circuit reads. Contributed by Colin Patrick McCabe.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1481121 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4751. TestLeaseRenewer#testThreadName flakes. Contributed by Andrew Wang.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1481160 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4533. start-dfs.sh ignores additional parameters besides -upgrade. Contributed by Fengdong Yu.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1481178 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9481. Broken conditional logic with HADOOP_SNAPPY_LIBRARY. Contributed by Vadim Bondarev.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1481191 13f79535-47bb-0310-9956-ffa450edef68