Add a source file for Indexer class

- Move some non-performance critical methods to the source file
- Fix some implicit declarions of members in iomanip
- Fix declaration order in Makefile.in

packages/CLPBN/horus/WeightedBp.cpp

@@ -1,9 +1,11 @@
 #include <cassert>
 
 #include <iostream>
+#include <iomanip>
 
 #include "WeightedBp.h"
 
+
 namespace Horus {
 
 WeightedBp::~WeightedBp (void)