Add warn when company doesn't exist
Add warn when company doesn't exist

CanalTP/navitia,xlqian/navitia,CanalTP/navitia,Tisseo/navitia,patochectp/navitia,kinnou02/navitia,pbougue/navitia,kinnou02/navitia,xlqian/navitia,patochectp/navitia,pbougue/navitia,Tisseo/navitia,pbougue/navitia,CanalTP/navitia,Tisseo/navitia,xlqian/navitia,kinnou02/navitia,Tisseo/navitia,xlqian/navitia,Tisseo/navitia,patochectp/navitia,pbougue/navitia,patochectp/navitia,kinnou02/navitia,xlqian/navitia,CanalTP/navitia,CanalTP/navitia