Updating License and adding example to travis

Also updated the example name to make it more generic

Author: witnessmenow

.travis.yml

@@ -31,6 +31,7 @@ env:
     - SCRIPT=platformioSingle EXAMPLE_NAME=ChatAction EXAMPLE_FOLDER=/ BOARDTYPE=ESP32 BOARD=esp32dev
     - SCRIPT=platformioSingle EXAMPLE_NAME=InlineKeyboardMarkup EXAMPLE_FOLDER=/CustomKeyboard/ BOARDTYPE=ESP32 BOARD=esp32dev
     - SCRIPT=platformioSingle EXAMPLE_NAME=ReplyKeyboardMarkup EXAMPLE_FOLDER=/CustomKeyboard/ BOARDTYPE=ESP32 BOARD=esp32doit-devkit-v1
+    - SCRIPT=platformioSingle EXAMPLE_NAME=UpdateInlineKeyboard EXAMPLE_FOLDER=/CustomKeyboard/ BOARDTYPE=ESP32 BOARD=esp32dev
     - SCRIPT=platformioSingle EXAMPLE_NAME=EchoBot EXAMPLE_FOLDER=/ BOARDTYPE=ESP32 BOARD=esp32dev
     - SCRIPT=platformioSingle EXAMPLE_NAME=FlashLED EXAMPLE_FOLDER=/ BOARDTYPE=ESP32 BOARD=esp32doit-devkit-v1
     - SCRIPT=platformioSingle EXAMPLE_NAME=Location EXAMPLE_FOLDER=/ BOARDTYPE=ESP32 BOARD=esp32dev

examples/ESP32/LEDButtonUpdate/README.md renamed to examples/ESP32/CustomKeyboard/UpdateInlineKeyboard/README.md

@@ -17,4 +17,5 @@ Adapted by [Brian Lough](https://github.com/witnessmenow)
 
 ## License
 
-You may copy, distribute and modify the software provided that modifications are described and licensed for free under [LGPL-3](http://www.gnu.org/licenses/lgpl-3.0.html). Derivatives works (including modifications or anything statically linked to the library) can only be redistributed under [LGPL-3](http://www.gnu.org/licenses/lgpl-3.0.html), but applications that use the library don't have to be.
+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.

examples/ESP32/LEDButtonUpdate/LEDButtonUpdate.ino renamed to examples/ESP32/CustomKeyboard/UpdateInlineKeyboard/UpdateInlineKeyboard.ino

@@ -1,6 +1,8 @@
 /*******************************************************************
-    An example of how to use message_id to update an inline keyboard
-    message and buttons to toggle a LED
+    An example to show how to edit an existing inline keyboard.
+
+    In this example the keyboard is updated with the state of
+    the LED.
     
     written by Frits Jan van Kempen
  *******************************************************************/