Alpar Juttner <alpar@cs.elte.hu> [Tue, 06 Apr 2010 07:04:38 +0200] rev 884
Merge bugfix #364
Peter Kovacs <kpeter@inf.elte.hu> [Mon, 05 Apr 2010 23:41:05 +0200] rev 883
Add an undirected() function (#364)
Peter Kovacs <kpeter@inf.elte.hu> [Mon, 05 Apr 2010 23:33:57 +0200] rev 882
Add missing UndirectedTags (#364)