hs_container::cleanup

Source: master/hs_container__cleanup.pro

 hs_container::cleanup
        Destructor method for hs container class.

 Usage:
        obj_destroy, hsref

 Notes:
        This should really only get called when an environment save
        file is opened instead of a dataset save file.

 History:
        Original: 15/3/00; SJT
        Add UDS: 23/6/00; SJT
        Add xflare: 21/3/01; SJT