link to neutron point-like cross-sections needed starting from FLUKA_4.5

Author: amorsch

Detectors/gconfig/src/FlukaConfig.cxx

@@ -42,6 +42,7 @@ void linkFlukaFiles()
   gSystem->Exec("ln -s $FLUKADATA/random.dat  .");
   gSystem->Exec("ln -s $FLUKADATA/dnr.dat  .");
   gSystem->Exec("ln -s $FLUKADATA/nunstab.data .");
+  gSystem->Exec("ln -s $FLUKADATA/neutron .");
   // Give some meaningfull name to the output
   gSystem->Exec("ln -s fluka.out fort.11");
   gSystem->Exec("ln -s fluka.err fort.15");