| Copyright (c) 2008 - 2013 Paul Butler and contributors |
| |
| This sofware may be used under a zlib/libpng-style license: |
| |
| This software is provided 'as-is', without any express or implied warranty. In |
| no event will the authors be held liable for any damages arising from the use |
| of this software. |
| |
| Permission is granted to anyone to use this software for any purpose, including |
| commercial applications, and to alter it and redistribute it freely, subject to |
| the following restrictions: |
| |
| 1. The origin of this software must not be misrepresented; you must not claim |
| that you wrote the original software. If you use this software in a product, an |
| acknowledgment in the product documentation would be appreciated but is not |
| required. |
| |
| 2. Altered source versions must be plainly marked as such, and must not be |
| misrepresented as being the original software. |
| |
| 3. This notice may not be removed or altered from any source distribution. |
| |