Copyright (C) 2011, 2016 Arthur Reutenauer&#xA;&#xA;This file is available under the terms of the MIT licence.&#xA;Permission is hereby granted, free of charge, to any person obtaining a copy&#xA;of this software and associated documentation files (the âSoftwareâ), to deal&#xA;in the Software without restriction, including without limitation the rights to&#xA;use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies&#xA;of the Software, and to permit persons to whom the Software is furnished to do&#xA;so, subject to the following conditions:&#xA;&#xA;The above copyright notice and this permission notice shall be included in all&#xA;copies or substantial portions of the Software.&#xA;&#xA;THE SOFTWARE IS PROVIDED âAS ISâ, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR&#xA;IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,&#xA;FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE&#xA;AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER&#xA;LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,&#xA;OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE&#xA;