changed outlet method from custom element to data- attribute

public/js/infodisplay.js

@@ -22,8 +22,8 @@ $(function () {
         var outlets = new Set();
         socket.on(e.attr('id'), function (cnt) {
             e.html(cnt);
-            e.find('infodisplay-outlet[name]').each(function () {
-                var name = $(this).attr('name');
+            e.find('[data-infodisplay-outlet]').each(function () {
+                var name = $(this).attr('data-infodisplay-outlet');
                 if (!outlets.has(name)) {
                     var outlet = $(this);
                     socket.on(e.attr('id')+'.'+name, function (content) {