UnionFindEnum revision:

* 0 is _not_ convertible to list<...>::iterator, so we have to use other means
to define/check validity
* standard LEMON iterator interface for ClassIt and ItemIt

lemon (0.5-1) unstable; urgency=low

  * Initial Release.

 -- LEMON Development Team <etik-ol@cs.elte.hu>  Tue, 14 Jun 2005 08:29:34 +0200