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  LICENSE AGREEMENT (for LASzip LiDAR compression):

  LASzip is open-source and is licensed with the standard LGPL version 2.1
  (see COPYING.txt) modified by the following static linking exception.

  As a special exception, the copyright holders of this library give you
  permission to link this library with independent modules to produce an
  executable, regardless of the license terms of these independent modules,
  and to copy and distribute the resulting executable under terms of your
  choice, provided that you also meet, for each linked independent module,
  the terms and conditions of the license of that module. An independent
  module is a module which is not derived from or based on this library.
  If you modify this library, you may extend this exception to your version
  of the library, but you are not obliged to do so. If you do not wish to
  do so, delete this exception statement from your version.

  This software is distributed WITHOUT ANY WARRANTY and without even the
  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

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  PROGRAMMERS:
  
  martin@rapidlasso.com
  
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  COPYRIGHT:
  
  (c) 2007-2015, martin isenburg, rapidlasso - fast tools to catch reality

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