message: Update for D-h extraction class (allow for passing external S region)
diff: @@ -1591,6 +1591,7 @@ TH2D* AliDhCorrelationExtraction::GetCorrelHistoDzero(Int_t SEorME, Int_t SorSB,
  } else if (SorSB==kSideb) { //here also the value of fSignSingleBin has influence, due to the fSpeed options:
  if(fSignSingleBin) { //in this case (fSpeed==2 in the task), also the SB region is automatically compressed in only one bin, the 2nd!
  h3D->GetXaxis()->SetRange(2,2); //...and so we just take bin2!
  + h2D = (TH2D*)h3D->Project3D("yz");
  } else { //the standard approach (i.e. either fSpeed==0, meaning all bins for DB, or fSpeed==1, meaning one bin for LSB, one for RSB)
  TH3D* h3Da = (TH3D*)h3D->Clone(Form("%s_sb2",h3D->GetName()));
  if(!fSBSingleBin) {
  @@ -2166,9 +2167,9 @@ void AliDhCorrelationExtraction::GetSBScalingFactor(Int_t i, TH1F* &histo) {
  if(!check) {
  printf("Error! Signal region passed from outside and not matching mass bin edges! Results will be biased, you shall exit...\n");
  getchar();
  - }
  return;
  }
  + }
  switch(fSBscaling) {
  