revert unwanted fix in example

Author: adube

examples/slider.html

@@ -32,9 +32,7 @@ <h4>Slider example</h4>
 
     <script src="../ol3/build/ol.js"></script>
 
-    <!--script src="/@loader"></script-->
-    <script src="../dist/ol3pz.js"></script>
-
+    <script src="/@loader"></script>
     <script src="slider.js"></script>
   </body>
 </html>