Explicitly mention copyright notice in each source file

Author: jserv

accelerator/apis.h

@@ -1,3 +1,11 @@
+/*
+ * Copyright (C) 2018-2019 BiiLabs Co., Ltd. and Contributors
+ * All Rights Reserved.
+ * This is free software; you can redistribute it and/or modify it under the
+ * terms of the MIT license. A copy of the license can be found in the file
+ * "LICENSE" at the root of this distribution.
+ */
+
 #ifndef ACCELERATOR_APIS_H_
 #define ACCELERATOR_APIS_H_
 

tests/iota_api_mock.hh

@@ -1,3 +1,11 @@
+/*
+ * Copyright (C) 2019 BiiLabs Co., Ltd. and Contributors
+ * All Rights Reserved.
+ * This is free software; you can redistribute it and/or modify it under the
+ * terms of the MIT license. A copy of the license can be found in the file
+ * "LICENSE" at the root of this distribution.
+ */
+
 #include "accelerator/common_core.h"
 #include "cclient/api/core/core_api.h"
 #include "cclient/api/extended/extended_api.h"

tests/regression/runner.py

@@ -1,3 +1,11 @@
+#!/usr/bin/env python3
+
+# Copyright (C) 2019 BiiLabs Co., Ltd. and Contributors
+# All Rights Reserved.
+# This is free software; you can redistribute it and/or modify it under the
+# terms of the MIT license. A copy of the license can be found in the file
+# "LICENSE" at the root of this distribution.
+
 # Run in Python3
 import json
 import requests

utils/pow.h

@@ -1,3 +1,11 @@
+/*
+ * Copyright (C) 2019 BiiLabs Co., Ltd. and Contributors
+ * All Rights Reserved.
+ * This is free software; you can redistribute it and/or modify it under the
+ * terms of the MIT license. A copy of the license can be found in the file
+ * "LICENSE" at the root of this distribution.
+ */
+
 #ifndef UTILS_POW_H_
 #define UTILS_POW_H_