Peter Kovacs <kpeter@inf.elte.hu> [Tue, 14 Apr 2009 10:34:12 +0200] rev 580
Standard graph maps are required to be reference maps (#190)
Peter Kovacs <kpeter@inf.elte.hu> [Tue, 14 Apr 2009 10:33:17 +0200] rev 579
Various improvements and fixes (mainly in the doc) (#190)
Alpar Juttner <alpar@cs.elte.hu> [Fri, 10 Apr 2009 07:29:22 +0100] rev 578
Merge