lemon/bits/clearable_graph_extender.h
2006-01-26 Bipartite => Bp
2006-01-26 Undir -> U transition
2005-12-01 NewEdgeSetAdaptor -> ListEdgeSet
2005-11-21 Undir Bipartite Graph/Full and Smart/ without concept, doc and concept
2005-05-23 trunk/src/* move to trunk/