webapp: More adjustments to longpoll code to deal with changes in variable quoting in different versions of shakespeare-js.

templates/notifications/longpolling.julius

@@ -1,7 +1,7 @@
 $(function() {
 	$.get("@{geturl}", function(url){
 		var f = function() {
-			longpoll(url, '#{ident}'
+			longpoll(url, #{ident}
 				, function() { setTimeout(f, #{delay}); }
 				, function() { webapp_disconnected(); }
 			);