Show locale string on timestamp (#6324)

Resolve #6004

public/js/index.js

@@ -1892,6 +1892,10 @@ $(document).ready(function () {
 
     // Show exact time
     $('.time-since').each(function () {
+        var time = new Date($(this).attr('title'))
+        if (!isNaN(time)){
+            $(this).attr('title', time.toLocaleString())
+        }
         $(this).addClass('poping up').attr('data-content', $(this).attr('title')).attr('data-variation', 'inverted tiny').attr('title', '');
     });