Switch to MIT License for Embedonomicon code snippets

They have been relicensed under MIT/Apache in
japaric/embedonomicon@d8c72ed452

03_uart1/raspi3_glue/src/lib.rs

@@ -1,10 +1,27 @@
-// "Embedded glue code from "The Embedonomicon" by Jorge Aparicio,
-// used under CC BY 4.0
-//
-// Minor changes and additions were made.
-//
-// Original Author: https://github.com/japaric
-// License: https://creativecommons.org/licenses/by/4.0/
+/*
+ * MIT License
+ *
+ * Copyright (c) 2018 Jorge Aparicio
+ * Copyright (c) 2018 Andre Richter <andre.o.richter@gmail.com>
+ *
+ * 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.
+ */
 
 #![feature(lang_items)]
 #![no_std]

05_uart0/raspi3_glue/src/lib.rs

@@ -1,10 +1,27 @@
-// Embedded glue code from "The Embedonomicon" by Jorge Aparicio,
-// used under CC BY 4.0
-//
-// Minor changes and additions were made.
-//
-// Original Author: https://github.com/japaric
-// License: https://creativecommons.org/licenses/by/4.0/
+/*
+ * MIT License
+ *
+ * Copyright (c) 2018 Jorge Aparicio
+ * Copyright (c) 2018 Andre Richter <andre.o.richter@gmail.com>
+ *
+ * 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.
+ */
 
 #![feature(lang_items)]
 #![no_std]