Update copyright year to Nanostack files

Author: Arto Kinnunen

nanostack/dhcp_service_api.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013-2017, Arm Limited and affiliates.
+ * Copyright (c) 2013-2018, Arm Limited and affiliates.
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");

nanostack/ethernet_mac_api.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2017, Arm Limited and affiliates.
+ * Copyright (c) 2016-2018, Arm Limited and affiliates.
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");

nanostack/multicast_api.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2017, Arm Limited and affiliates.
+ * Copyright (c) 2012-2018, Arm Limited and affiliates.
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");

nanostack/net_address_extension.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013-2017, Arm Limited and affiliates.
+ * Copyright (c) 2013-2018, Arm Limited and affiliates.
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");

nanostack/net_interface.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2018, Arm Limited and affiliates.
+ * Copyright (c) 2014-2019, Arm Limited and affiliates.
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");

nanostack/net_load_balance_api.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2017, Arm Limited and affiliates.
+ * Copyright (c) 2016-2018, Arm Limited and affiliates.
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");

nanostack/net_nvm_api.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013-2017, Arm Limited and affiliates.
+ * Copyright (c) 2013-2018, Arm Limited and affiliates.
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");

nanostack/net_thread_test.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2018, Arm Limited and affiliates.
+ * Copyright (c) 2014-2019, Arm Limited and affiliates.
  * SPDX-License-Identifier: BSD-3-Clause
  *
  * Redistribution and use in source and binary forms, with or without

nanostack/net_ws_test.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2018, Arm Limited and affiliates.
+ * Copyright (c) 2014-2019, Arm Limited and affiliates.
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");

nanostack/ns_mdns_api.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, Arm Limited and affiliates.
+ * Copyright (c) 2017-2018, Arm Limited and affiliates.
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");