... and fix a stupid bug.
     1.1 --- a/lemon/concept/graph.h	Wed Jul 12 11:05:00 2006 +0000
     1.2 +++ b/lemon/concept/graph.h	Wed Jul 12 11:07:48 2006 +0000
     1.3 @@ -50,14 +50,14 @@
     1.4        
     1.5        ///Graphs are \e not copy constructible. Use GraphCopy() instead.
     1.6        ///
     1.7 -      ListGraph(const ListGraph &) :ExtendedListGraphBase() {};
     1.8 +      Graph(const Graph &) :ExtendedListGraphBase() {};
     1.9        ///\brief Assignment of \ref Graph "Graph"s to another ones are
    1.10        ///\e not allowed. Use GraphCopy() instead.
    1.11        
    1.12        ///Assignment of \ref Graph "Graph"s to another ones are
    1.13        ///\e not allowed.  Use GraphCopy() instead.
    1.14  
    1.15 -      void operator=(const ListGraph &) {}
    1.16 +      void operator=(const Graph &) {}
    1.17      public:
    1.18        ///\e
    1.19