Refactor of translation lookup!

lib/main.dart

@@ -5,6 +5,8 @@ import 'package:InvenTree/inventree/sentry.dart';
 import 'package:flutter_localizations/flutter_localizations.dart';
 import 'package:flutter_gen/gen_l10n/app_localizations.dart';
 
+import 'file:///C:/inventree-app/lib/l10.dart';
+
 import 'package:InvenTree/widget/home.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
@@ -57,7 +59,7 @@ class InvenTreeApp extends StatelessWidget {
     return MaterialApp(
       builder: OneContext().builder,
       navigatorKey: OneContext().key,
-      onGenerateTitle: (BuildContext context) => I18N.of(context).appTitle,
+      onGenerateTitle: (BuildContext context) => L10().appTitle,
       theme: ThemeData(
         primarySwatch: Colors.lightBlue,
         secondaryHeaderColor: Colors.blueGrey,