HADOOP-9349. Confusing output when running hadoop version from one hadoop installation when HADOOP_HOME points to another. (sandyr via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1451449 13f79535-47bb-0310-9956-ffa450edef68
MAPREDUCE-4896. mapred queue -info spits out ugly exception when queue does not exist. (sandyr via tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1451453 13f79535-47bb-0310-9956-ffa450edef68