[io] add option for listing objects and contactors to 'info.py'
[io] add option for listing objects and contactors to 'info.py'

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