- updating evaluation example to JbpmJUnitBaseTestCase
 - minor update to evaluation example
BZ-982643 - Executing basic processes takes much longer comparing to jbpm5 - added tx handling for background threads in CDI env

(cherry picked from commit 3569db1066fc965b1c7c98bc538c8daeb136cb8b)
docs: disable all old *-docs artifacts + go to 3 docs (drools-docs, jbpm-docs and optaplanner-docs): refactor build, assemblies and distro's accordingly
(cherry picked from commit 74ad67e8771bad9aea418ebcfc40718cd80750c3)
moved main interfaces of runtime manager into kie-api

(cherry picked from commit f9474f32491d2557aa9a5c3e0a56870f5780473b)
deprecating WorkingMemoryEventListener
 - disabling docs artefact as docs are moved
BZ-1022910 - human-task transaction problems
BZ-1022910 - human-task transaction problems
BZ-1022910 - build fix for failing tests (JaxbContent constructor)
- statuses were not used in GetTasksByVariousFieldsCommand.
BZ-1026048 - Misleading error message on JAASUserGroupCallback load fail