Fix for changelog file and comments title

examples/i18n/page.json

@@ -209,13 +209,13 @@
       "component": {},
       "changelog": {
         "1": "Lista de cambios",
-        "2": "es"
+        "2": "en-US"
       },
       "design": {
         "1": "Disciplinas de diseño",
         "2": "Consistencia",
         "3": "",
-        "4": "Comentario",
+        "4": "Comentarios",
         "5": "",
         "6": "Eficiencia",
         "7": "",