Add ability to switch between new and existing daemon

app/Repositories/Wings/CommandRepository.php

@@ -0,0 +1,30 @@
+<?php
+/**
+ * Pterodactyl - Panel
+ * Copyright (c) 2015 - 2017 Dane Everitt <dane@daneeveritt.com>.
+ *
+ * This software is licensed under the terms of the MIT license.
+ * https://opensource.org/licenses/MIT
+ */
+
+namespace Pterodactyl\Repositories\Wings;
+
+use Webmozart\Assert\Assert;
+use Pterodactyl\Contracts\Repository\Daemon\CommandRepositoryInterface;
+
+class CommandRepository extends BaseRepository implements CommandRepositoryInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function send($command)
+    {
+        Assert::stringNotEmpty($command, 'First argument passed to send must be a non-empty string, received %s.');
+
+        return $this->getHttpClient()->request('POST', '/server/' . $this->getAccessServer() . '/command', [
+            'json' => [
+                'command' => $command,
+            ],
+        ]);
+    }
+}