Patreon hyperlink rather than button

README.md

@@ -19,15 +19,7 @@ SwiftyStoreKit is a lightweight In App Purchases framework for iOS 8.0+, tvOS 9.
 
 I started [**Sustainable Earth**](https://github.com/bizz84/Sustainable-Earth), a curated list of all things sustainable. Interested? [It's on GitHub](https://github.com/bizz84/Sustainable-Earth).
 
-### Like SwiftyStoreKit? Please consider becoming a Patron.
-
-<iframe src="https://carlo.github.io/patreon-buttons/patreon-btn.html?creator=biz84&amp;size=large"
-  allowtransparency="true"
-  frameborder="0"
-  scrolling="0"
-  width="120"
-  height="30">
-</iframe>
+### Like SwiftyStoreKit? Please consider [becoming a Patron](https://www.patreon.com/biz84).
 
 ## Contributing