Update section names

Author: Shima Dastgheib

index.html

@@ -306,7 +306,7 @@ <h3>Response Mime-Type</h3>
 	  </div>  
      </section>
 
-     <section name="external-docs">     
+     <section name="externalDocs">     
       <h3>Documentation</h3>
       <p>Documentation page URL for the API.</p>
       <ul>