BZ-1057762 - Process instance x is disconnected. when load testing Singleton session strategy with multiple threads with human task process

(cherry picked from commit 50cf2b3430d5bb3799767ec5ae9cf12716552ba3)
Add bundle-version for the fragment, define spring, spring-dm and kie-spring packages as optional
(cherry picked from commit d44b21b7b2e4588d643736bc24e4b720c9662eea)
BZ-1057031 - Simulation: Unexpected result for process which contains Intermediate Events without name

(cherry picked from commit 99c2a677e0789c9d5fd950d96225e9fa01713b33)
BZ-1050894 - A deployment unit in JaxbDeploymentJobResult is wrongly marshalled into JSON

- This commit also contains a small fix for an NPE when getting the status of a deployment unit
BZ-1035191 - Task commands submitted via JMS should not need a deployment id
BZ-1054506 - History operations don't work with per-request and per-process deployments
Upgrade commons-math from 2.2 to 3.2.
(cherry picked from commit 97391f54a4786d4031c06aa072027e798f142e97)
BZ-1057749 - REST API : /task/{taskId}/content returns null content
BZ-1056490 - Oracle DB use fails with REST (add way to set timeout on REST calls)
BZ-908812 - allowing REST access to BAM data
BZ-908812 - allowing REST access to BAM data

- ProcessInstanceLog's are expected and more useful than ProcessInstance's
- Fixed paginate bug (no pages returned when no pagination has been specified in some cases)
BZ-1056490 - Fixed api with regards to timeout (milli)seconds
REST /deployment/ operation (retrieving deployments list) did not work with XML/JAXB
Fixing of NPE on Spring 4.0 with Spring Boot
(cherry picked from commit 6732f8e0cfdfb57ecf087060753cbaa65129e892)
fix compilation error
(cherry picked from commit a0e2e29d36bdb995e696389e79c9831170112a7a)
Cleaned up and streamlined Task/deployment calls, which were not clear
BZ-1058604 - Implement REST operation for cleaning all data displayed by Jbpm Dashboard
(cherry picked from commit 610e469f684aa2c898880482848aabb49ac240a7)
BZ-1065005, JBPM-4233 - Provide access to actual process variable via remote api
(cherry picked from commit 11e16ba0d2198921796b95fa188dc34559696dc9)
BZ-1054330: btm-tomcat55-lifecycle jar is missing in the engine of
jboss-brms-6.0.0-redhat-7-deployable-generic.zip
BZ-1064964 - Business central does not allow to have more than one persistence unit defined

(cherry picked from commit 69098fd92a22ab7ab622ff3cb37e4c7c01e3e948)