message: Adding HelperClass to LinkDef
diff: #pragma link C++ class AliAnalysisTaskEmcalTriggerInfoQA+;
  #pragma link C++ class AliAnalysisTaskHJetEmbed+;
  #pragma link C++ class AliAnalysisTaskIDFragmentationFunction+;
  +#pragma link C++ class AliHelperClassFastSimulation+;
  #pragma link C++ class AliAnalysisTaskJetJTJT+;
  #pragma link C++ class AliAnalysisTaskJetShapeBase+;
  #pragma link C++ class AliAnalysisTaskJetShapeDeriv+;
  