Configuration listener that must be attached to DeploymentService so it can react
to deployed units so it can register case event listeners per deployment unit.
Defines human task specification to create new user task in ad hoc (dynamic) process instance
Expected parameters are:
NodeName - is a mandatory name of the task - accept variable expressions
TaskName - is a optional look up name of the task's form - accept variable expressions
ActorId - is an optional list of actors to be assigned - accept variable expressions
GroupId - is an optional list of groups to be assigned - accept variable expressions
Comment - is an optional comment/description of the task - accept variable expressions