svn merge -c 1505771 FIXES: MAPREDUCE-5404. HSAdminServer does not use ephemeral ports in minicluster mode. Contributed by Ted Yu


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1505772 13f79535-47bb-0310-9956-ffa450edef68