Update LICENSE

Author: milaan9

LICENSE

@@ -1,49 +1,21 @@
-The instructions and text in this tutorial (the "software") are licensed
-under the zlib License.
-
-      (C) 2019-2021 milaan9
-
-      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.
-
-
-
-The code examples (the "software") are unlicensed:
-
-      This is free and unencumbered software released into the public domain.
-
-      Anyone is free to copy, modify, publish, use, compile, sell, or
-      distribute this software, either in source code form or as a compiled
-      binary, for any purpose, commercial or non-commercial, and by any
-      means.
-
-      In jurisdictions that recognize copyright laws, the author or authors
-      of this software dedicate any and all copyright interest in the
-      software to the public domain. We make this dedication for the benefit
-      of the public at large and to the detriment of our heirs and
-      successors. We intend this dedication to be an overt act of
-      relinquishment in perpetuity of all present and future rights to this
-      software under copyright law.
-
-      THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-      EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-      MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-      IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
-      OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
-      ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-      OTHER DEALINGS IN THE SOFTWARE.
-
-      For more information, please refer to <http://unlicense.org>
+MIT License
+
+Copyright (c) 2021 milaan9
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.