adam@15: Copyright (c) 2010-2011, Adam Chlipala
adam@15: All rights reserved.
adam@15: 
adam@15: Redistribution and use in source and binary forms, with or without
adam@15: modification, are permitted provided that the following conditions are met:
adam@15: 
adam@15: - Redistributions of source code must retain the above copyright notice,
adam@15:   this list of conditions and the following disclaimer.
adam@15: - Redistributions in binary form must reproduce the above copyright notice,
adam@15:   this list of conditions and the following disclaimer in the documentation
adam@15:   and/or other materials provided with the distribution.
adam@15: - The names of contributors may not be used to endorse or promote products
adam@15:   derived from this software without specific prior written permission.
adam@15: 
adam@15: THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adam@15: AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adam@15: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adam@15: ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adam@15: LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
adam@15: CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adam@15: SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adam@15: INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adam@15: CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adam@15: ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adam@15: POSSIBILITY OF SUCH DAMAGE.