message: fix logarithmic axis scaling
diff: @@ -170,7 +170,7 @@ Double_t * AliPerformanceObject::CreateLogAxis(Int_t nbins, Double_t xmin, Doubl
  xbins[0] = xmin;
  for (Int_t i=1;i<=nbins;i++) {
  - xbins[i] = xmin + TMath::Power(10,logxmin+i*binwidth);
  + xbins[i] = TMath::Power(10,logxmin+i*binwidth);
  }
  return xbins;
  