Add converter to create dummy zdcNeutron table

Author: romainschotter

PWGLF/TableProducer/Strangeness/Converters/zdcneutronsconverter.cxx

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+// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
+// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
+// All rights not expressly granted are reserved.
+//
+// This software is distributed under the terms of the GNU General Public
+// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
+//
+// In applying this license CERN does not waive the privileges and immunities
+// granted to it by virtue of its status as an Intergovernmental Organization
+// or submit itself to any jurisdiction.
+#include "Framework/runDataProcessing.h"
+#include "Framework/AnalysisTask.h"
+#include "Framework/AnalysisDataModel.h"
+#include "PWGLF/DataModel/LFStrangenessTables.h"
+#include "PWGLF/DataModel/LFStrangenessMLTables.h"
+
+using namespace o2;
+using namespace o2::framework;
+
+//
+struct zdcneutronsconverter {
+  Produces<aod::ZDCNeutrons> zdcNeutrons;              // Primary neutrons within ZDC acceptance
+  Produces<aod::ZDCNMCCollRefs> zdcNeutronsMCCollRefs; // references collisions from ZDCNeutrons
+
+  void process(aod::StraEvSels const&)
+  {
+  }
+};
+
+WorkflowSpec defineDataProcessing(ConfigContext const& cfgc)
+{
+  return WorkflowSpec{
+    adaptAnalysisTask<zdcneutronsconverter>(cfgc)};
+}