fix clunky readme

Author: ladyada

README.md

@@ -1,4 +1,5 @@
-# Adafruit PCA9685 PWM Servo Driver Library [![Build Status](https://travis-ci.com/adafruit/Adafruit-PWM-Servo-Driver-Library.svg?branch=master)](https://travis-ci.com/adafruit/Adafruit-PWM-Servo-Driver-Library)
+# Adafruit PCA9685 PWM Servo Driver Library ![Build Status](https://github.com/adafruit/Adafruit-PWM-Servo-Driver-Library/workflows/Arduino%20Library%20CI/badge.svg)
+
 
 This is a library for our Adafruit 16-channel PWM & Servo driver, shield or FeatherWing
 
@@ -16,35 +17,3 @@ Adafruit invests time and resources providing this open source code, please supp
 Written by Limor Fried/Ladyada  for Adafruit Industries. BSD license, check license.txt for more information. 
 
 All text above must be included in any redistribution
-
-<!-- START COMPATIBILITY TABLE -->
-
-## Compatibility
-
-MCU                | Tested Works | Doesn't Work | Not Tested  | Notes
------------------- | :----------: | :----------: | :---------: | -----
-Atmega328 @ 16MHz  |      X       |             |            | 
-Atmega328 @ 12MHz  |      X       |             |            | 
-Atmega32u4 @ 16MHz |      X       |             |            | 
-Atmega32u4 @ 8MHz  |      X       |             |            | 
-ESP8266            |      X       |             |            | 
-Atmega2560 @ 16MHz |      X       |             |            | 
-ATSAM3X8E          |      X       |             |            | Use SDA1/SCL1
-ATSAM21D           |      X       |             |            | 
-ATtiny85 @ 16MHz   |      X       |             |            | 
-ATtiny85 @ 8MHz    |      X       |             |            | 
-Intel Curie @ 32MHz |             |             |     X       | 
-STM32F2            |             |             |     X       | 
-
-  * ATmega328 @ 16MHz : Arduino UNO, Adafruit Pro Trinket 5V, Adafruit Metro 328, Adafruit Metro Mini
-  * ATmega328 @ 12MHz : Adafruit Pro Trinket 3V
-  * ATmega32u4 @ 16MHz : Arduino Leonardo, Arduino Micro, Arduino Yun, Teensy 2.0
-  * ATmega32u4 @ 8MHz : Adafruit Flora, Bluefruit Micro
-  * ESP8266 : Adafruit Huzzah
-  * ATmega2560 @ 16MHz : Arduino Mega
-  * ATSAM3X8E : Arduino Due
-  * ATSAM21D : Arduino Zero, M0 Pro
-  * ATtiny85 @ 16MHz : Adafruit Trinket 5V
-  * ATtiny85 @ 8MHz : Adafruit Gemma, Arduino Gemma, Adafruit Trinket 3V
-
-<!-- END COMPATIBILITY TABLE -->