[examples] add a spinning disc
[examples] add a spinning disc

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