Fix malformed copywrite header
//
// 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 atJJKK http://www.apache.org/licenses/LICENSE-2.0
+// 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,
