test/graph_test.cc added.
It discovered several bugs and warnings in 'include/smart_graph.h',
in 'include/skeletons/graph.h' and in 'work/alpar/list_graph.h'.
They have also been fixed.
1 CXXFLAGS = -Wall -ansi -I.
4 marci_graph_demo: marci_graph_demo.cc marci_list_graph.hh marci_property_vector.hh marci_bfs.hh marci_max_flow.hh
5 $(CXX) $(CXXFLAGS) marci_graph_demo.cc -o marci_graph_demo