Remove duplicate heading.

jdomingu · web-flow · commit a3b7322ca19d · 2016-10-31T10:37:07.000-07:00
diff --git a/docs/docs/contributing.md b/docs/docs/contributing.md
@@ -2,7 +2,6 @@
 title: Contributing
 layout: docs
 ---
-# Contributing
 
 We welcome contributions to this project!
 
