message: Simplifies isMC specification for SimpleTreeMaker
diff: @@ -47,10 +47,12 @@ AliAnalysisTaskSimpleTreeMaker *AddTaskSimpleTreeMaker(TString taskName = "MLtre
  LMEECutLib* cutLib = new LMEECutLib(hasSDD);
  AliAnalysisTaskSimpleTreeMaker *task = new AliAnalysisTaskSimpleTreeMaker(taskName);
  + task->analyseMC(isMC);
  // ==========================================================================
  // user customization part
  - if(useTPCcorr){
  + // TPC in MC is already calibrated
  + if(useTPCcorr && !isMC){
  TH3D meanTPC = cutLib->SetEtaCorrectionTPCTTree(AliDielectronVarManager::kP,
  AliDielectronVarManager::kEta,
  AliDielectronVarManager::kRefMultTPConly, kFALSE,1);
  