Merge https://github.com/ether/etherpad-lite into patch-3

Conflicts:
	src/templates/index.html

src/templates/timeslider.html

@@ -231,6 +231,7 @@
 
 <!-- Bootstrap -->
 <script type="text/javascript" >
+  // @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7&dn=apache-2.0.txt
   var clientVars = {};
   var BroadcastSlider;
   (function () {
@@ -267,8 +268,9 @@
       padeditbar.init()
     });
   })();
+  // @license-end
 </script>
 <% e.end_block(); %>
+<div style="display:none"><a href="/javascript" data-jslicense="1">JavaScript license information</a></div>
 </body>
 </html>
-