Merge pull request facebook#6191 from strawbrary/edit-on-github-position

[docs] keep position of "Edit on GitHub" link fixed
(cherry picked from commit 5e770f4)

Author: zpao

docs/_layouts/docs.html

@@ -7,9 +7,9 @@
   {% include nav_docs.html %}
 
   <div class="inner-content">
+    <a class="edit-page-link" href="https://github.com/facebook/react/tree/master/docs/{{ page.path }}" target="_blank">Edit on GitHub</a>
     <h1>
       {{ page.title }}
-      <a class="edit-page-link" href="https://github.com/facebook/react/tree/master/docs/{{ page.path }}" target="_blank">Edit on GitHub</a>
     </h1>
     <div class="subHeader">{{ page.description }}</div>