1This software is provided 'as-is', without any express or implied 2warranty. In no event will the authors be held liable for any 3damages arising from the use of this software. 4 5Permission is granted to anyone to use this software for any 6purpose, including commercial applications, and to alter it and 7redistribute it freely, subject to the following restrictions: 8 91. The origin of this software must not be misrepresented; you must 10not claim that you wrote the original software. If you use this 11software in a product, an acknowledgment in the product documentation 12would be appreciated but is not required. 13 142. Altered source versions must be plainly marked as such, and 15must not be misrepresented as being the original software. 16 173. This notice may not be removed or altered from any source 18distribution. 19