message: Fix including headers from global include path (needed for ROOT6)
  Headers are installed in global include directory and
  have to be taken from the global include dir. Incorrect
  include paths show up as problems with symbols from the
  dictionary in train tests using the ROOT6-based versions.
diff: #include "THistManager.h"
  #include <string>
  #include <vector>
  -#include "Tracks/AliAnalysisTaskEmcalTriggerBase.h"
  -#include "Tracks/AliCutValueRange.h"
  +#include "AliAnalysisTaskEmcalTriggerBase.h"
  +#include "AliCutValueRange.h"
  #include "AliEventCuts.h"
  #include <TCustomBinning.h>
  #include <TString.h>
  