[kernel] add a missing pieces of code in LagragianDS for EventDriven git sno
[kernel] add a missing pieces of code in LagragianDS for EventDriven git sno

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