nauty is copyright (1984-2013) Brendan McKay. Traces is copyright (2008-2013) Adolfo Piperno. All rights reserved. Permission is hereby given for 
use and/or distribution with the exception of sale for profit or application with nontrivial military significance. You must not remove this 
copyright notice, and you must document any changes that you make to this program. This software is subject to this copyright only, irrespective 
of any copyright attached to any package of which this is a part. 
 
Absolutely no guarantees or warranties are made concerning the suitability, correctness, or any other aspect of this program. Any use is at your 
own risk.
The above does not apply to the file planarity.c, which is copyright to the Magma project, nor to the file watercluster2.c, which is copyright to 
Gunnar Brinkmann.
