feat(i18n): enhanced i18n support (#3761)

platform/core/src/utils/formatDate.js

@@ -1,4 +1,5 @@
 import moment from 'moment';
+import i18n from 'i18next';
 
 /**
  * Format date
@@ -7,7 +8,7 @@ import moment from 'moment';
  * @param {string} format Desired date format
  * @returns {string} Formatted date
  */
-export default (date, format = 'DD-MMM-YYYY') => {
+export default (date, format = i18n.t('Common:localDateFormat','DD-MMM-YYYY')) => {
   // moment(undefined) returns the current date, so return the empty string instead
   return date ? moment(date).format(format) : '';
 };