adam@7: Copyright (c) 2009-2010, Adam Chlipala
adam@7: All rights reserved.
adam@7: 
adam@7: Redistribution and use in source and binary forms, with or without
adam@7: modification, are permitted provided that the following conditions are met:
adam@7: 
adam@7: - Redistributions of source code must retain the above copyright notice,
adam@7:   this list of conditions and the following disclaimer.
adam@7: - Redistributions in binary form must reproduce the above copyright notice,
adam@7:   this list of conditions and the following disclaimer in the documentation
adam@7:   and/or other materials provided with the distribution.
adam@7: - The names of contributors may not be used to endorse or promote products
adam@7:   derived from this software without specific prior written permission.
adam@7: 
adam@7: THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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adam@7: INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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adam@7: ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adam@7: POSSIBILITY OF SUCH DAMAGE.