OOZIE-1422 fix bug in SLARegistrationBean and CoordActionsCountForJobIdJPAExecutor (ryota)

git-svn-id: https://svn.apache.org/repos/asf/oozie/trunk@1494068 13f79535-47bb-0310-9956-ffa450edef68
OOZIE-1421 UI for SLA (virag, rohini)

git-svn-id: https://svn.apache.org/repos/asf/oozie/trunk@1494125 13f79535-47bb-0310-9956-ffa450edef68