License

[jaanos]

We should choose a license for GraphZOO. I'd personally favour a permissive MIT License. Sage itself has GPL V3, but various packages have different licenses. Other possible licenses can be seen at http://choosealicense.com/.

Any wishes? If not, I'll just go with MIT.

[katjabercic]

At some point, we are going to be using Nauty. Nauty and Traces are copyright to Brendan McKay and Adolfo Piperno. They can be used freely for most non-profit purposes:

• permission is 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.