- Document the existence of the biconnected components algorithm
libs/graph/example/biconnected_components.cpp:
- Clean up the GraphViz output a bit
libs/graph/doc/figs/biconnected.dot, libs/graph/doc/figs/biconnected.png,
libs/graph/doc/biconnected_components.html:
- Documentation for biconnected components and articulation points
boost/graph/biconnected_components.hpp:
- Minor type tweaks
[SVN r26105]