message: Structure.transform parent revert
diff: @@ -788,7 +788,7 @@ namespace Structure {
  const cs = s.coordinateSystem;
  const newCS = SymmetryOperator.compose(SymmetryOperator.create(cs.name, transform, cs), cs);
  - return new Structure(units, { parent: s.parent, coordinateSystem: newCS });
  + return new Structure(units, { parent: s, coordinateSystem: newCS });
  }
  export class StructureBuilder {
  