Cherry-pick commit b342348d50c5568bf3a5a5942f64f8764e74443b for JBPM-5902
RHPAM-971 Stunner - save/validate button - jBPM validation
JBPM-5902 Stunner - Integration with the jBPM validations API.
RHPAM-429 Stunner - Integration with the jBPM validations API.