in_tail: fix header copyright
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/* Monkey HTTP Server
- * ==================
- * Copyright 2001-2015 Monkey Software LLC <eduardo@monkey.io>
+/* Fluent Bit
+ * ==========
+ * Copyright (C) 2015-2017 Treasure Data Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
