Added end_point in billing_plans
Added end_point in billing_plans

xlqian/navitia,lrocheWB/navitia,ballouche/navitia,ballouche/navitia,Tisseo/navitia,kinnou02/navitia,Tisseo/navitia,CanalTP/navitia,Tisseo/navitia,antoine-de/navitia,patochectp/navitia,antoine-de/navitia,kadhikari/navitia,Tisseo/navitia,xlqian/navitia,kinnou02/navitia,TeXitoi/navitia,patochectp/navitia,antoine-de/navitia,prhod/navitia,TeXitoi/navitia,lrocheWB/navitia,pbougue/navitia,Tisseo/navitia,ballouche/navitia,TeXitoi/navitia,xlqian/navitia,xlqian/navitia,lrocheWB/navitia,kadhikari/navitia,CanalTP/navitia,kadhikari/navitia,pbougue/navitia,kadhikari/navitia,prhod/navitia,ballouche/navitia,xlqian/navitia,kinnou02/navitia,TeXitoi/navitia,prhod/navitia,lrocheWB/navitia,antoine-de/navitia,CanalTP/navitia,pbougue/navitia,patochectp/navitia,prhod/navitia,CanalTP/navitia,pbougue/navitia,patochectp/navitia,kinnou02/navitia,CanalTP/navitia