buymeacoffee was added

Author: diegoveloper

README.md

@@ -2,6 +2,9 @@
 
 You can follow me on twitter [@diegoveloper](https://www.twitter.com/diegoveloper)
 
+<a href='https://www.buymeacoffee.com/diegoveloper'><img src="https://www.buymeacoffee.com/assets/img/custom_images/orange_img.png" width="250"/></a>
+
+
 
  | [**Hello Flutter**](https://medium.com/@diegoveloper/hello-flutter-eb49e9b27916) | [**Splash screen in Flutter**](https://medium.com/@diegoveloper/flutter-splash-screen-9f4e05542548) | 
 |------------|-------------|