Add notices on Intel authored files.

Story: 2005265
Task: 30092

Change-Id: Id82b93d30736ed7a386c93f34a6a5be88b7a3552
Signed-off-by: Erich Cordoba <erich.cordoba.malibran@intel.com>

devstack/lib/stx-nfv

@@ -1,5 +1,10 @@
 #!/bin/bash
 #
+# SPDX-License-Identifier: Apache-2.0
+#
+# Copyright (C) 2019 Intel Corporation
+#
+
 # lib/stx-nfv
 
 _XTRACE_STX_NFV=$(set +o | grep xtrace)

devstack/plugin.sh

@@ -1,4 +1,9 @@
 #!/bin/bash
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+# Copyright (C) 2019 Intel Corporation
+#
 
 # devstack/plugin.sh
 # Triggers specific functions to install and configure stx-nfv

devstack/settings

@@ -1,4 +1,10 @@
 #!/bin/bash
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+# Copyright (C) 2019 Intel Corporation
+#
+
 # Devstack settings
 
 # This plugin enables StarlingX stx-update services and follows the

nfv/nfv-tests/nfv_unit_tests/tests/test_plugin_kubernetes_client.py

@@ -1,8 +1,9 @@
 #
-# Copyright
-#
 # SPDX-License-Identifier: Apache-2.0
 #
+# Copyright (C) 2019 Intel Corporation
+#
+
 import kubernetes
 from kubernetes.client.rest import ApiException
 import mock