License for the tzdata information

[Paul Koning]

>>>>> "Dave" == Dave Rolsky <autarch at urth.org> writes:

 Dave> On Tue, 28 Apr 2009, Olson, Arthur David (NIH/NCI) [E] wrote:
 >> There's no license.

 Dave> Everything has a license. No license (in the US) means that
 Dave> someone (you?) retains all rights.

Not always.  Given ADO's address, the tzdata information may be a work
of the US Government, in which case by law it is in the public
domain. 

 Dave> Obviously, I know you don't _mean_ that, so it'd be good to
 Dave> include an explicit license. It seems like a BSD license would
 Dave> work well.

Agreed.  For example, if indeed it is in the public domain, then it
would be helpful for that to be stated explicitly.

      paul