Update copyright years throughout

Author: jeskew

LICENSE.txt

@@ -187,7 +187,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright [yyyy] [name of copyright owner]
+   Copyright 2012-2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.

NOTICE.txt

@@ -1,5 +1,5 @@
 AWS SDK for JavaScript
-Copyright 2012-2016 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+Copyright 2012-2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 
 This product includes software developed at
 Amazon Web Services, Inc. (http://aws.amazon.com/).

dist/BUNDLE_LICENSE.txt

@@ -1,7 +1,7 @@
 The bundled package of the AWS SDK for JavaScript is available under the
 Apache License, Version 2.0:
 
-  Copyright 2012-2014 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+  Copyright 2012-2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 
   Licensed under the Apache License, Version 2.0 (the "License"). You
   may not use this file except in compliance with the License. A copy of