Copyright (c) 1999-2012 The European Bioinformatics Institute and
   Genome Research Limited, and others.  All rights reserved.

   Redistribution and use in source and binary forms, with or without
   modification, are permitted provided that the following conditions
   are met:

   1. Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.

   2. Redistributions in binary form must reproduce the above copyright
      notice, this list of conditions and the following disclaimer
      in the documentation and/or other materials provided with the
      distribution.

   3. The name "Ensembl" must not be used to endorse or promote products
      derived from this software without prior written permission.  For
      written permission, please contact [email protected]

   4. Products derived from this software may not be called "Ensembl"
      nor may "Ensembl" appear in their names without prior written
      permission of the Ensembl developers.

   5. Redistributions in any form whatsoever must retain the following
      acknowledgement:

        "This product includes software developed by Ensembl
        (http://www.ensembl.org/)"

   THIS SOFTWARE IS PROVIDED BY THE ENSEMBL GROUP ``AS IS'' AND ANY
   EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE ENSEMBL GROUP OR ITS
   CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
   OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.