Copyright David Carlisle 2001, 2002, 2008, 2009, 2013-2015.
Use and distribution of this code are permitted under the terms of the
W3C Software Notice and License.
Or the Apache 2, MIT or MPL 1.1 or MPL 2.0 licences.
Copyright David Carlisle 2001, 2002, 2008, 2009, 2013-2015.
Use and distribution of this code are permitted under the terms of the
W3C Software Notice and License.
Or the Apache 2, MIT or MPL 1.1 or MPL 2.0 licences.