added random bath in functors
added random bath in functors

feltor-dev/feltor,rkube/feltor,rkube/feltor,mwiesenberger/feltor,e3reiter/feltor,rkube/feltor,e3reiter/feltor,rkube/feltor,e3reiter/feltor,mwiesenberger/feltor,feltor-dev/feltor,e3reiter/feltor,feltor-dev/feltor,feltor-dev/feltor,mwiesenberger/feltor,rkube/feltor,e3reiter/feltor,mwiesenberger/feltor