LICENSE-APACHE2 += year+Copyright owner (polkadot-evm#53)

* LICENSE-APACHE2 += year+Copyright owner

Filling license template

* Update LICENSE-APACHE2

LICENSE-APACHE2

@@ -186,7 +186,7 @@ APPENDIX: How to apply the Apache License to your work.
     same "printed page" as the copyright notice for easier
     identification within third-party archives.
 
-Copyright [yyyy] [name of copyright owner]
+Copyright 2020 Parity Technologies Limited
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
@@ -208,4 +208,4 @@ text.
     SPDX-License-Identifier:  Apache-2.0
 
 This enables machine processing of license information based on the SPDX
-License Identifiers that are here available: http://spdx.org/licenses/
+License Identifiers that are here available: http://spdx.org/licenses/