Correcting the structure of the graph's and adaptor's map.
The template assign operators and map iterators can be used for adaptors also.
Some bugfix in the adaptors
New class SwapBpUGraphAdaptor which swaps the two nodeset of the graph.
4 <possible notes regarding this package - if none, delete this file>
6 -- LEMON Development Team <etik-ol@cs.elte.hu>, Tue, 14 Jun 2005 08:29:34 +0200