Got rid of stray debug cout in EventGeneratorIsotropic

NPSimulation/EventGenerator/EventGeneratorIsotropic.cc

@@ -146,7 +146,7 @@ void EventGeneratorIsotropic::GenerateEvent(G4Event*){
         G4double phi             = RandFlat::shoot() * 2 * pi                                        ;
         G4double particle_energy = par.m_EnergyLow + RandFlat::shoot() * (par.m_EnergyHigh - par.m_EnergyLow)    ;
           
-          cout << "Event ID= " << event_ID << " / theta= " << theta*180/3.1415 << " / energy= " << particle_energy << endl;
+//          cout << "Event ID= " << event_ID << " / theta= " << theta*180/3.1415 << " / energy= " << particle_energy << endl;
           event_ID++;