Check that we comply with the polyclipper license

[tbonfort]

hatching is done by the polyclip library (​http://angusj.com/delphi/). We must make sure that the license of the software permits us to include this code in the mapserver trunk, and if the license text must be included on the www site and/or supporting docs

The Clipper code library, the "Software" (including Delphi and C++ code 
and accompanying documentation), has been released under the following 
license, terms and conditions:

Boost Software License - Version 1.0 - August 17th, 2003
http://www.boost.org/LICENSE_1_0.txt

Permission is hereby granted, free of charge, to any person or organization
obtaining a copy of the software and accompanying documentation covered by
this license (the "Software") to use, reproduce, display, distribute,
execute, and transmit the Software, and to prepare derivative works of the
Software, and to permit third-parties to whom the Software is furnished to
do so, all subject to the following:

The copyright notices in the Software and this entire statement, including
the above license grant, this restriction and the following disclaimer,
must be included in all copies of the Software, in whole or in part, and
all derivative works of the Software, unless such copies or derivative
works are solely in the form of machine-executable object code generated by
a source language processor.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.

[tbonfort]

ccing you guys. can you have a look at the license and confirm we can use it without problems?

[sdlime]

Looks ok to me. Where does this copyright statement live in the source tree?

Steve