switch dud backend to use common backend scheduler for state transition
switch dud backend to use common backend scheduler for state transition

jeroenh/OpenNSA,jeroenh/OpenNSA,jab1982/opennsa,NORDUnet/opennsa,jab1982/opennsa,NORDUnet/opennsa,jeroenh/OpenNSA,NORDUnet/opennsa