/// <summary>
        /// Registering the scripts for ZoneEditor.
        /// </summary>
        /// <param name="event">The event.</param>
        private void RegisteringScriptsHandler(IScriptsRegisteringEvent @event)
        {
            if (@event.Sender.GetType() == typeof(ZoneEditor))
            {
                var scriptRootPath = "~/" + FrontendManager.VirtualPathBuilder.GetVirtualPath(this.GetType().Assembly);

                @event.Scripts.Add(new ScriptReference(scriptRootPath + UrlHelpers.AppendVersion("Mvc/Scripts/Angular/angular.min.js")));
                @event.Scripts.Add(new ScriptReference(scriptRootPath + UrlHelpers.AppendVersion("Mvc/Scripts/Angular/angular-route.min.js")));
                @event.Scripts.Add(new ScriptReference(scriptRootPath + UrlHelpers.AppendVersion("Mvc/Scripts/Angular/angular-sanitize.min.js")));
                @event.Scripts.Add(new ScriptReference(scriptRootPath + UrlHelpers.AppendVersion("Mvc/Scripts/Bootstrap/js/ui-bootstrap-tpls.min.js")));

                ////var references = PageManager.GetScriptReferences(ScriptRef.KendoAll);
                ////foreach (var scriptRef in references)
                ////{
                ////    @event.Scripts.Add(scriptRef);
                ////}

                @event.Scripts.Add(new ScriptReference(scriptRootPath + UrlHelpers.AppendVersion("Designers/Scripts/page-editor-services.js")));
                @event.Scripts.Add(new ScriptReference(scriptRootPath + UrlHelpers.AppendVersion("Designers/Scripts/page-editor.js")));

                @event.Scripts.Add(new ScriptReference(scriptRootPath + UrlHelpers.AppendVersion("Mvc/Scripts/LABjs/LAB.min.js")));

                var currentPackage = new PackageManager().GetCurrentPackage();
                if (!currentPackage.IsNullOrEmpty())
                {
                    var sb = new StringBuilder();
                    sb.AppendLine(@"Sys.Net.WebRequestManager.add_invokingRequest(function (executor, args) {");
                    sb.AppendLine("var url = args.get_webRequest().get_url();");
                    sb.AppendLine("if (url.indexOf('?') == -1)");
                    sb.AppendLine(" url += '?package=' + encodeURIComponent(sf_package);");
                    sb.AppendLine("else");
                    sb.AppendLine(" url += '&package=' + encodeURIComponent(sf_package); ");
                    sb.AppendLine("args.get_webRequest().set_url(url); ");
                    sb.AppendLine("});");

                    var packageVar = "var sf_package = '{0}';".Arrange(currentPackage);
                    ((ZoneEditor)@event.Sender).Page.ClientScript.RegisterStartupScript(
                        @event.Sender.GetType(),
                        "sf_package",
                        packageVar + sb,
                        addScriptTags: true);
                }
            }
        }