readme

adds link to liberapay

README.md

@@ -29,6 +29,8 @@ Do you find value in this software? Please pay as you feel.
 
 [![paypal](https://www.paypalobjects.com/webstatic/en_US/i/btn/png/silver-rect-paypal-26px.png)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=NZJ5FJBCKY6K2)
 
+<noscript><a href="https://liberapay.com/forrestguice/donate"><img alt="Donate using Liberapay" src="https://liberapay.com/assets/widgets/donate.svg"></a></noscript>
+
 
 ## Bug Reports ##
 Use the issue tracker to submit a bug report or a feature request.