[io] During initialization, consider time = t0.
[io] During initialization, consider time = t0.

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