Add license.txt from detect_packages_licenses.

Update licenses of the 2 files copied from elsewhere in CGAL.

Author: mglisse

NewKernel_d/include/CGAL/Handle_for.h

@@ -1,13 +1,14 @@
-// Copyright (c) 1999,2001,2003  Utrecht University (The Netherlands),
-// ETH Zurich (Switzerland), Freie Universitaet Berlin (Germany),
-// INRIA Sophia-Antipolis (France), Martin-Luther-University Halle-Wittenberg
-// (Germany), Max-Planck-Institute Saarbruecken (Germany), RISC Linz (Austria),
+// Copyright (c) 1999,2001,2003
+// Utrecht University (The Netherlands),
+// ETH Zurich (Switzerland),
+// INRIA Sophia-Antipolis (France),
+// Max-Planck-Institute Saarbruecken (Germany),
 // and Tel-Aviv University (Israel).  All rights reserved.
 //
 // This file is part of CGAL (www.cgal.org); you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public License as
-// published by the Free Software Foundation; version 2.1 of the License.
-// See the file LICENSE.LGPL distributed with CGAL.
+// published by the Free Software Foundation; either version 3 of the License,
+// or (at your option) any later version.
 //
 // Licensees holding a valid commercial license may use this file in
 // accordance with the commercial license agreement provided with the software.
@@ -17,7 +18,7 @@
 //
 // $URL$
 // $Id$
-// 
+//
 //
 // Author(s)     : Stefan Schirra, Sylvain Pion
 

NewKernel_d/include/CGAL/NewKernel_d/Filtered_predicate2.h

@@ -3,8 +3,8 @@
 //
 // This file is part of CGAL (www.cgal.org); you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public License as
-// published by the Free Software Foundation; version 2.1 of the License.
-// See the file LICENSE.LGPL distributed with CGAL.
+// published by the Free Software Foundation; either version 3 of the License,
+// or (at your option) any later version.
 //
 // Licensees holding a valid commercial license may use this file in
 // accordance with the commercial license agreement provided with the software.

NewKernel_d/package_info/NewKernel_d/license.txt

@@ -0,0 +1 @@
+LGPL (v3 or later)