reorganize and cleanup php server code

server/resources/lang/de/app.php

@@ -0,0 +1,24 @@
+<?php
+
+return [
+    'months' => [
+        1 => 'Januar',
+        2 => 'Februar',
+        3 => 'März',
+        4 => 'April',
+        5 => 'Mai',
+        6 => 'Juni',
+        7 => 'Juli',
+        8 => 'August',
+        9 => 'September',
+        10 => 'Oktober',
+        11 => 'November',
+        12 => 'Dezember',
+    ],
+
+    'status' => [
+        'Active' => 'Aktiv',
+        'Banned' => 'Verboten',
+        'Unconfirmed' => 'Unbestätigte',
+    ]
+];