Added headers into .ino files

Author: PilnyTomas

libraries/MultiThreading/examples/BasicMultiThreading/BasicMultiThreading.ino

@@ -1,3 +1,9 @@
+/* Basic Multi Threading Arduino Example
+   This example code is in the Public Domain (or CC0 licensed, at your option.)
+   Unless required by applicable law or agreed to in writing, this
+   software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+   CONDITIONS OF ANY KIND, either express or implied.
+*/
 // Please read file README.md in the folder containing this example.
 
 #if CONFIG_FREERTOS_UNICORE

libraries/MultiThreading/examples/Mutex/Mutex.ino

@@ -1,3 +1,9 @@
+/* Basic Multi Threading Arduino Example
+   This example code is in the Public Domain (or CC0 licensed, at your option.)
+   Unless required by applicable law or agreed to in writing, this
+   software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+   CONDITIONS OF ANY KIND, either express or implied.
+*/
 // Please read file README.md in the folder containing this example.
 
 #define USE_MUTEX

libraries/MultiThreading/examples/Queue/Queue.ino

@@ -1,3 +1,9 @@
+/* Basic Multi Threading Arduino Example
+   This example code is in the Public Domain (or CC0 licensed, at your option.)
+   Unless required by applicable law or agreed to in writing, this
+   software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+   CONDITIONS OF ANY KIND, either express or implied.
+*/
 // Please read file README.md in the folder containing this example./*
 
 #define MAX_LINE_LENGTH (64)

libraries/MultiThreading/examples/Semaphore/Semaphore.ino

@@ -1,3 +1,9 @@
+/* Basic Multi Threading Arduino Example
+   This example code is in the Public Domain (or CC0 licensed, at your option.)
+   Unless required by applicable law or agreed to in writing, this
+   software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+   CONDITIONS OF ANY KIND, either express or implied.
+*/
 // Please read file README.md in the folder containing this example.
 
 #include <Arduino.h>