message: Fix event id for MC
diff: @@ -981,7 +981,6 @@ void AliAnalysisTaskSEHFTreeCreator::UserExec(Option_t */*option*/)
  // fix for temporary bug in ESDfilter
  // the AODs with null vertex pointer didn't pass the PhysSel
  if(!aod->GetPrimaryVertex() || TMath::Abs(aod->GetMagneticField())<0.001) return;
  - fEventNumber++;
  fNentries->Fill(3); // count events
  TClonesArray *mcArray = 0;
  @@ -2550,6 +2549,7 @@ unsigned int AliAnalysisTaskSEHFTreeCreator::GetEvID() {
  TString currentfilename = ((AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()->GetTree()->GetCurrentFile()))->GetName();
  if(!fFileName.EqualTo(currentfilename)) {
  + fEventNumber = 0;
  fFileName = currentfilename;
  TObjArray *path = fFileName.Tokenize("/");
  TString s = ((TObjString*)path->At( ((path->GetLast())-1) ))->GetString();
  @@ -2561,7 +2561,7 @@ unsigned int AliAnalysisTaskSEHFTreeCreator::GetEvID() {
  ev_number = fEventNumber;
  }
  unsigned int evID = (unsigned int)ev_number + (unsigned int)(fDirNumber<<17);
  -
  + fEventNumber++;
  return evID;
  }
  