BZ-1044384 - NPE in AbstractRemoteCommandObject.java:244 when running Timer process load test for several minutes via JMS kie client

(cherry picked from commit 0d38206aab0d49540ed20d9eaf305bed179c68ab)
BZ-1022910 - Retrieving task instances when using PostgreSQL (Large Object facility requires transacitons and eager initialization)
(cherry picked from commit a8c1e0a4c447cf6386c4ac8e3542d70c82093516)
JBPM-4125 - Support for Human Task Spring Transactions in RuntimeManager
BZ-1047928 - Web Process Designer Simulation reports blank, dis-functional

(cherry picked from commit ffdef0b23c47cf0b42f6b16a3a588fbb897890b3)
BZ-1047884 - NPE in server.log during simulation of process with Intermediate Events

(cherry picked from commit 171f6e38304630bfebab1a095637d8b3b27ef1cb)