Copyright (c) 2013, Daniel Wagner

All rights reserved.

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

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

    * 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.

    * Neither the name of Daniel Wagner nor the names of other
      contributors may be used to endorse or promote products derived
      from this software without specific prior written permission.

! This software is provided by the copyright holders and contributors
! "as is" and any express 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 copyright
! owner or 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.