message: Relate tree name to output slot
diff: #include "AliAODEvent.h"
  #include "AliAODInputHandler.h"
  #include "AliAnalysisManager.h"
  +#include "AliAnalysisDataSlot.h"
  +#include "AliAnalysisDataContainer.h"
  #include "AliAnalysisTaskEmcalJetSubstructureTree.h"
  #include "AliClusterContainer.h"
  #include "AliJetContainer.h"
  @@ -133,9 +135,8 @@ void AliAnalysisTaskEmcalJetSubstructureTree::UserCreateOutputObjects() {
  for(auto h : *(fQAHistos->GetListOfHistograms())) fOutput->Add(h);
  OpenFile(2);
  - TString tag(GetName());
  - tag.ReplaceAll("JetSubstructureTreemaker", "");
  - fJetSubstructureTree = new TTree("jetSubstructure" + tag, "Tree with jet substructure information");
  + TString treename = this->GetOutputSlot(2)->GetContainer()->GetName();
  + fJetSubstructureTree = new TTree(treename, "Tree with jet substructure information");
  TString varnames[kTNVar];
  varnames[0] = "Radius";
  varnames[1] = "EventWeight";
  