[io] add h5py work around to be ble to read old .hdf5 file
[io] add h5py work around to be ble to read old .hdf5 file

fperignon/siconos,siconos/siconos,bremond/siconos,fperignon/siconos,siconos/siconos,radarsat1/siconos,bremond/siconos,bremond/siconos,siconos/siconos,bremond/siconos,radarsat1/siconos,fperignon/siconos,fperignon/siconos,radarsat1/siconos,fperignon/siconos,bremond/siconos,siconos/siconos,radarsat1/siconos,radarsat1/siconos