message: Exclude pile-up from LF-QA
diff: #include "AliAODTrack.h"
  #include "AliAODMCParticle.h"
  #include "AliAODVertex.h"
  +#include "AliAnalysisUtils.h"
  using TMath::TwoPi;
  @@ -122,6 +123,11 @@ void AliAnalysisTaskLFefficiencies::UserExec(Option_t *){
  if (!mcEv)
  ::Fatal("AliAnalysisTaskLFefficiencies::UserExec","MC analysis requested on a sample without the MC particle array.");
  + if(AliAnalysisUtils::IsSameBunchPileupInGeneratedEvent(mcEv)){
  + PostData(1, fOutputList);
  + return;
  + }
  +
  for (int iMC = 0; iMC < mcEv->GetNumberOfTracks(); ++iMC) {
  AliVParticle* part = mcEv->GetTrack(iMC);
  if (!part->IsPhysicalPrimary()) continue;
  