Add support for Vietnamese.

resources/lang/vi_VN/components.php

@@ -0,0 +1,32 @@
+<?php
+
+/**
+ * components.php
+ * Copyright (c) 2019 james@firefly-iii.org
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
+return [
+    // profile
+    'personal_access_tokens' => 'Mã thông báo truy cập cá nhân(token)',
+
+    // bills:
+    'not_expected_period'    => 'Không mong đợi ở giai đoạn này',
+    'not_or_not_yet'         => 'Không (chưa)',
+];