OOZIE-1377 OpenJPA runtime enhancement should be disabled and update OpenJPA to 2.2.2 (tucu)

git-svn-id: https://svn.apache.org/repos/asf/oozie/trunk@1491528 13f79535-47bb-0310-9956-ffa450edef68
OOZIE-1315 Refactor classes from launcher jar into Oozie sharelib (rkanter)

git-svn-id: https://svn.apache.org/repos/asf/oozie/trunk@1491589 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/trunk' into trunk