message: Skip relationships - TODO Shaun?
diff: @@ -8,8 +8,10 @@ import {
  } from "@bentley/bentleyjs-core";
  import {
  ImageSourceFormat,
  + IModel,
  } from "@bentley/imodeljs-common";
  import {
  + GeometricElement,
  IModelDb,
  IModelTransformer,
  IModelImporter,
  @@ -18,7 +20,15 @@ import {
  export class ImageGraphicTransformer /* extends IModelTransformer */ {
  public static transform(src: IModelDb, dst: IModelDb, _textureBytes: string, _textureFormat: ImageSourceFormat): void {
  using (new IModelTransformer(src, dst), (transformer) => {
  - transformer.processAll();
  + // Want to use transformer.processAll(), but it chokes on exportRelationships.
  + transformer.initFromExternalSourceAspects();
  + transformer.exporter.exportCodeSpecs();
  + transformer.exporter.exportFonts();
  + transformer.exporter.exportChildElements(IModel.rootSubjectId);
  + transformer.exporter.exportSubModels(IModel.repositoryModelId);
  + // transformer.exporter.exportRelationships(ElementRefersToElements.classFullName);
  + transformer.processDeferredElements();
  + transformer.detectElementDeletes();
  });
  }
  }
  