factories for SModelId/SNodeId
PersistenceFacade.createModelReference()
migrate to openapi.SModelReference
use openapi SNodeId/ModelReference constructors in NodeBuilders
use openapi SNodeId/ModelReference constructors in Quotations
use openapi SNodeId/ModelReference constructors in intentions
use openapi SNodeId/ModelReference constructors in languageDesign generators; regenerate
regenerate pattern.test