MAPREDUCE-5446. TestJobHistoryEvents and TestJobHistoryParsing have race conditions. Contributed by Jason Lowe.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1510581 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-5367. Local jobs all use same local working directory (Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1510610 13f79535-47bb-0310-9956-ffa450edef68
HDFS-5061. Make FSNameSystem#auditLoggers an unmodifiable list. Contributed by Arpit Agarwal.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1510611 13f79535-47bb-0310-9956-ffa450edef68
Merge branch 'trunk' into HADOOP-9802-trunk
HADOOP-9802: declare bundle.snappy.in.bin with default to false