Update README.md

Zagumennyi Evgenii · web-flow · commit 645cb08b4445 · 2016-12-29T19:19:02.000+03:00
diff --git a/README.md b/README.md
@@ -8,6 +8,8 @@ Nice and simple customizable implementation of Google style up/down arrow.
 
 ![image](https://github.com/zagum/Android-ExpandIcon/blob/master/art/expand_icon_demo.gif)
 
+Another nice example of using this library: https://github.com/hearsilent/PixelSlide
+
 Compatibility
 -------------
 
