OOZIE-1479 Duplicate end_miss events introduced by OOZIE-1472 (rohini)

git-svn-id: https://svn.apache.org/repos/asf/oozie/branches/branch-4.0@1509503 13f79535-47bb-0310-9956-ffa450edef68
OOZIE-1482 4.0 client does not work with 3.x server for coord jobs (rohini)

git-svn-id: https://svn.apache.org/repos/asf/oozie/branches/branch-4.0@1509505 13f79535-47bb-0310-9956-ffa450edef68