containers.add(new SubProcessFeatureContainer());
containers.add(new ConditionalEventDefinitionContainer());
containers.add(new MessageEventDefinitionContainer());
containers.add(new TimerEventDefinitionContainer());
containers.add(new SignalEventDefinitionContainer());
containers.add(new EscalationEventDefinitionContainer());
containers.add(new CompensateEventDefinitionContainer());
containers.add(new LinkEventDefinitionContainer());
containers.add(new ErrorEventDefinitionContainer());
containers.add(new CancelEventDefinitionContainer());
containers.add(new TerminateEventDefinitionFeatureContainer());