setLoader(PolygonRegion.class, new PolygonRegionLoader(resolver));
setLoader(I18NBundle.class, new I18NBundleLoader(resolver));
setLoader(Model.class, ".g3dj", new G3dModelLoader(new JsonReader(), resolver));
setLoader(Model.class, ".g3db", new G3dModelLoader(new UBJsonReader(), resolver));
setLoader(Model.class, ".obj", new ObjLoader(resolver));
executor = new AsyncExecutor(1);
}