code: public void disposeBehaviorTree(String treeReference, BehaviorTree<?> behaviorTree){
  		if(Task.TASK_CLONER != null){
  			Task.TASK_CLONER.freeTask(behaviorTree);
  		}
  	}
docs: Dispose behavior tree obtain by this library.
  @param treeReference the tree identifier.
  @param behaviorTree the tree to dispose.