message: Fix in MC ev. selection
  - requirement |vtx_z|<10cm left to store generated particles
  - ev. selections applied before looking at reconstructed particles
diff: @@ -958,7 +958,7 @@ void AliAnalysisTaskSEXicTopKpi::UserExec(Option_t */*option*/)
  LoopOverGenParticles();
  fZvtx_gen_within10_MC->Fill(mcHeader->GetVtxZ()); // counter
  }
  - else return; // apply the |vtx_z|<10cm requirement also to store reconstructed candidates
  + //else return; // apply the |vtx_z|<10cm requirement also to store reconstructed candidates
  }
  //printf("VERTEX Z %f %f\n",vtx1->GetZ(),mcHeader->GetVtxZ());
  @@ -1010,13 +1010,13 @@ void AliAnalysisTaskSEXicTopKpi::UserExec(Option_t */*option*/)
  fNentries->Fill(13);
  if(fSys==1 && (fCuts->GetWhyRejection()==2 || fCuts->GetWhyRejection()==3)) fNentries->Fill(15);
  if(fCuts->GetWhyRejection()==7) fNentries->Fill(17);
  - if(!fReadMC){
  + //if(!fReadMC){
  PostData(1,fNentries);
  PostData(2,fCounter);
  PostData(3,fOutput);
  PostData(4,fTreeVar);
  return;
  - }
  + //}
  }
  fhistMonitoring->Fill(1);
  