GPL 2.0/LGPL 2.1/MPL 1.1 tri-license

The contents of this software may be used under the terms of the GNU General
Public License Version 2 or later (the "GPL", see COPYING.GPL), or the GNU
Lesser General Public License Version 2.1 or later (the "LGPL", see
COPYING.LGPL) or the Mozilla Public License Version 1.1 or later (the "MPL",
see COPYING.MPL).