update hal2mafMP.py to support --hdf5InMemory
update hal2mafMP.py to support --hdf5InMemory

glennhickey/hal,glennhickey/hal,glennhickey/hal,glennhickey/hal,glennhickey/hal,glennhickey/hal,glennhickey/hal,glennhickey/hal