Updated sponsorship info

Author: jonom

README.md

@@ -80,4 +80,10 @@ $this->customError(
 
 ## Maintainer contact
 
-[jonathonmenz.com](http://jonathonmenz.com)
+[Jono Menz](https://jonomenz.com)
+
+## Sponsorship
+
+If you want to boost morale of the maintainer you're welcome to make a small monthly donation through [**GitHub**](https://github.com/sponsors/jonom), or a one time donation through [**PayPal**](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=Z5HEZREZSKA6A). ❤️ Thank you!
+
+Please also feel free to [get in touch](https://jonomenz.com) if you want to hire the maintainer to develop a new feature, or discuss another opportunity.