Peter Kovacs <kpeter@inf.elte.hu> [Sat, 04 Sep 2010 23:58:03 +0200] rev 991
Improve arc mixing in NS and enable it by default (#391)
Peter Kovacs <kpeter@inf.elte.hu> [Sun, 22 Aug 2010 23:54:10 +0200] rev 990
Improve the tree update process and a pivot rule (#391)
and make some parts of the code clearer using better names