UnionFind moved to include. Test compiles and runs cleanly.
* test/makefile:
minor cleanups
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