HADOOP-9155. FsPermission should have different default value, 777 for directory and 666 for file. Contributed by Binglin Chang.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1431157 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4907. TrackerDistributedCacheManager issues too many getFileStatus calls. (sandyr via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1431167 13f79535-47bb-0310-9956-ffa450edef68
Merge branch 'branch-2' of github.com:griddynamics/yhadoop-common into branch-2-gd
Merge branch 'branch-2-gd' of github.com:griddynamics/yhadoop-common into fb-YAHOO-159-branch-2-gd