Put the code inside a horus namespace

packages/CLPBN/horus/HorusYap.cpp

@@ -20,6 +20,7 @@
 #include "ElimGraph.h"
 #include "BayesBall.h"
 
+namespace horus {
 
 typedef std::pair<ParfactorList*, ObservedFormulas*> LiftedNetwork;
 
@@ -581,3 +582,5 @@ init_predicates (void)
      freeGroundNetwork, 1);
 }
 
+}  // namespace horus
+