[CORD-1685] Adding copyright informations

Change-Id: I6a25aeecb189993cb5acb9deeb7ad0c66e47d39e
diff --git a/xos/synchronizer/templates/bwlimit.sh.j2 b/xos/synchronizer/templates/bwlimit.sh.j2
index b267ada..0fd8b94 100644
--- a/xos/synchronizer/templates/bwlimit.sh.j2
+++ b/xos/synchronizer/templates/bwlimit.sh.j2
@@ -1,4 +1,19 @@
 #!/bin/bash
+
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 #  tc uses the following units when passed as a parameter.
 #  kbps: Kilobytes per second
 #  mbps: Megabytes per second