message: kstar vs. pT in bt bins
diff: #pragma link C++ class AliFemtoQinvCorrFctnEMCIC;
  #pragma link C++ class AliFemtoCorrFctn3DSphericalEMCIC;
  #pragma link C++ class AliFemtoCorrFctnPtKstar;
  +#pragma link C++ class AliFemtoCorrFctnPtKstarBeta;
  #pragma link C++ class AliFemtoBPLCMS3DCorrFctnEMCIC;
  #pragma link C++ class AliFemtoPairCutPt;
  #pragma link C++ class AliFemtoAvgSepCorrFctn;
  