Clean-up README as per default Arduino library README requirements. (#18)

Author: aentinger

README.md

@@ -1,3 +1,5 @@
+<img src="https://content.arduino.cc/website/Arduino_logo_teal.svg" height="100" align="right" />
+
 `Arduino_AdvancedAnalog` 〰
 ===========================
 [![Compile Examples status](https://github.com/bcmi-labs/AdvancedAnalogRedux/actions/workflows/compile-examples.yml/badge.svg)](https://github.com/bcmi-labs/AdvancedAnalogRedux/actions/workflows/compile-examples.yml)
@@ -7,5 +9,31 @@
 
 Advanced Analog Library for Arduino Giga.
 
+## :mag_right: Resources
+
+* [How to install a library](https://www.arduino.cc/en/guide/libraries)
+* [Help Center](https://support.arduino.cc/)
+* [Forum](https://forum.arduino.cc)
+
+## :bug: Bugs & Issues
+
+If you want to report an issue with this library, you can submit it to the [issue tracker](https://github.com/arduino-libraries/Arduino_Braccio_plusplus/issues) of this repository. Remember to include as much detail as you can about your hardware set-up, code and steps for reproducing the issue. Make sure you're using an original Arduino board.
+
+## :technologist: Development
+
+There are many ways to contribute:
+
+* Improve documentation and examples
+* Fix a bug
+* Test open Pull Requests
+* Implement a new feature
+* Discuss potential ways to improve this library
+
+You can submit your patches directly to this repository as Pull Requests. Please provide a detailed description of the problem you're trying to solve and make sure you test on real hardware.
+
+## :yellow_heart: Donations
+
+This open-source code is maintained by Arduino with the help of the community. We invest a considerable amount of time in testing code, optimizing it and introducing new features. Please consider [donating](https://www.arduino.cc/en/donate/) or [sponsoring](https://github.com/sponsors/arduino) to support our work, as well as [buying original Arduino boards](https://store.arduino.cc/) which is the best way to make sure our effort can continue in the long term.
+
 ## Known issues
 * ADC is running at the slowest possible clock (PCLK), should probably set up a PLL and change the clock source.