MAPREDUCE-5156. Change hadoop examples ProgramDriver to be able to run 1.x examples jar on top of YARN. This change breaks 0.23.x direct usages of ProgramDriver. Contributed by Zhijie Shen.
svn merge --ignore-ancestry -c 1485085 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1485086 13f79535-47bb-0310-9956-ffa450edef68