Copyright (c) 2004-2008, David Himmelstrup
Copyright (c) 2009, Robin Green
All rights reserved.

Redistribution and use in source and binary forms,
with or without modification, are permitted provided
that the following conditions are met:

    * Redistributions of source code must retain
      the above copyright notice, this list of
      conditions and the following disclaimer.
    * Redistributions in binary form must reproduce
      the above copyright notice, this list of
      conditions and the following disclaimer in the
      documentation and/or other materials provided
      with the distribution.
    * Neither the name of David Himmelstrup nor the
      names of other contributors may be used to
      endorse or promote products derived from this
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BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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