message: Updated addTask for systematics
diff: #endif
  AliAnalysisTaskSE *AddTaskThreeBodyFemtoSystematics(int trigger = 0, bool fullBlastQA = true,
  - bool isMC = false, bool isNano = true, bool plotAdditionalPlots=true, bool ClosePairRejectionForAll = "false", const char *cutVariation = "0") {
  + bool isMC = false, bool isNano = true,
  + bool plotAdditionalPlots=true,
  + int mixingDepthFromTask = 20,
  + bool ClosePairRejectionForAll = "false", const char *cutVariation = "0") {
  @@ -124,7 +127,7 @@ AliAnalysisTaskSE *AddTaskThreeBodyFemtoSystematics(int trigger = 0, bool fullBl
  config->SetDeltaEtaMax(0.017);
  config->SetDeltaPhiMax(0.017);
  config->SetExtendedQAPairs(pairQA);
  - config->SetMixingDepth(10);
  + config->SetMixingDepth(mixingDepthFromTask);
  config->SetUseEventMixing(true);
  config->SetMultiplicityEstimator(AliFemtoDreamEvent::kRef08);
  @@ -1270,7 +1273,7 @@ AliAnalysisTaskSE *AddTaskThreeBodyFemtoSystematics(int trigger = 0, bool fullBl
  AliAnalysisDataContainer *coutputAntiv0CutsTrigger;
  - bool ClosePairRejectionForAll = false;
  +
  bool turnoffClosePairRejectionCompletely = false;
  bool ClosePairRejectionPPPorPPL = true;
  