HDFS-4342. Directories configured in dfs.namenode.edits.dir.required but not in dfs.namenode.edits.dir are silently ignored.  Contributed by Arpit Agarwal


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1445006 13f79535-47bb-0310-9956-ffa450edef68
Merge branch 'trunk' of github.com:griddynamics/yhadoop-common into trunk-gd
MAPREDUCE-4994. -jt generic command line option does not work. (sandyr via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1445330 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/trunk' into trunk-gd
Merge remote-tracking branch 'origin/trunk-gd' into fb-YAHOO-238-parallel-tests
Minor code cleanup (whitespaces, debug code)