Copyright holders of the liblwgeom library (files in src/liblwgeom): Copyright (C) 2004-2015 Sandro Santilli Copyright (C) 2008-2011 Paul Ramsey Copyright (C) 2008 Mark Cave-Ayland Copyright 2015 Nicklas Avén Copyright 2017 Darafei Praliaskouski Copyright 2001-2006 Refractions Research Inc. Copyright 2015 Daniel Baston Copyright 2009 David Skea Copyright 2010 Olivier Courtin Copyright 2011 Kashif Rasul Copyright (C) 1984, 1989-1990, 2000-2015 Free Software Foundation, Inc. Copyright 2010-2012 Oslandia Copyright 2006 Corporacion Autonoma Regional de Santander Originally written by: Klaus Förster Refactored by: Olivier Courtin (Camptocamp) Copyright 2011-2016 Arrival 3D, Regina Obe Copyright (C) 2006 Mark Leslie Copyright 2002 Thamer Alharbash