OOZIE-1412 Webapp contains all sharedlib dependencies after launcher refactor (rohini)

git-svn-id: https://svn.apache.org/repos/asf/oozie/trunk@1493227 13f79535-47bb-0310-9956-ffa450edef68
OOZIE-1365 The hive action popup in the web UI is broken when externalChildIDs is empty string (michalisk via rkanter)

git-svn-id: https://svn.apache.org/repos/asf/oozie/trunk@1493239 13f79535-47bb-0310-9956-ffa450edef68
OOZIE-1418 Fix bugs around ActionKillX not setting end time, V2SLAServlet and exception handling for event threads (mona)

git-svn-id: https://svn.apache.org/repos/asf/oozie/trunk@1493254 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/trunk' into trunk
Merge remote branch 'origin/trunk' into trunk-gd
Merge remote branch 'origin/trunk-gd' into fb-OOZIE-1417-trunk-gd