Updating Copyright line to Open Networking Foundation

Change-Id: I21bc72d67579962f43eeb9ccf9c3c42747668ff9
diff --git a/ip-allocator/allocate.go b/ip-allocator/allocate.go
index 13b21ed..1c32064 100644
--- a/ip-allocator/allocate.go
+++ b/ip-allocator/allocate.go
@@ -1,4 +1,4 @@
-// Copyright 2016 Open Networking Laboratory
+// Copyright 2016 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.