message: check if outputdir end with "/" and remove it in case it does - otherwise passname can not be determined
diff: @@ -1068,6 +1068,7 @@ TTree* AliExternalInfo::GetTreeAliVersRD(){
  }
  tree->GetEntry(0);
  soutputdir= TString::Format("%s",poutputdir); // extract production name from outputdir
  + if(soutputdir.EndsWith("/")) soutputdir=soutputdir.Remove(soutputdir.Length()-1); //if directory ends with "/" remove this
  subStrL = TPRegexp("(?=LHC)(.*?)(?=/)").MatchS(soutputdir);
  sprodname = *((TObjString *)subStrL->At(0));
  