Revert "Rename everything filcnaplo-related to refilc"

This reverts commit d1a9625d93.

filcnaplo_mobile_ui/lib/common/widgets/grade/grade_view.i18n.dart

@@ -0,0 +1,30 @@
+import 'package:i18n_extension/i18n_extension.dart';
+
+extension Localization on String {
+  static final _t = Translations.byLocale("hu_hu") +
+      {
+        "en_en": {
+          "value": "Value",
+          "date": "Date",
+          "description": "Description",
+          "mode": "Type",
+        },
+        "hu_hu": {
+          "value": "Érték",
+          "date": "Írás ideje",
+          "description": "Leírás",
+          "mode": "Típus",
+        },
+        "de_de": {
+          "value": "Notenwert",
+          "date": "Prüfungszeit",
+          "description": "Bezeichnung",
+          "mode": "Typ",
+        }
+      };
+
+  String get i18n => localize(this, _t);
+  String fill(List<Object> params) => localizeFill(this, params);
+  String plural(int value) => localizePlural(value, this, _t);
+  String version(Object modifier) => localizeVersion(modifier, this, _t);
+}