bugfix: set subsys_list to None for LtiSysDyn
bugfix: set subsys_list to None for LtiSysDyn

tulip-control/tulip-control,necozay/tulip-control,necozay/tulip-control,necozay/tulip-control,tulip-control/tulip-control,tulip-control/tulip-control,tulip-control/tulip-control,necozay/tulip-control,necozay/tulip-control