better docs

aframe/examples/index.html

@@ -149,7 +149,7 @@
       <li><a href="basic.html">basic</a></li>
       <li><a href="demo.html">demo</a></li>
       <li><a href="marker-camera.html">marker-camera</a></li>
-      <li><a href="multiple-independant-marker.html">multiple-independant-marker</a></li>
+      <li><a href="multiple-independant-markers.html">multiple-independant-markers</a></li>
       <li><a href="noinstall.html">noinstall</a></li>
       <hr/>
       <li><a href="dev-resize.html">dev-resize (WIP)</a></li>