Update copyright

Author: rivera-ernesto

LICENSE

@@ -187,7 +187,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright 2014 CyberAgent Inc.
+   Copyright (c) 2014-2017 CyberAgent Inc.
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.

NOTICE

@@ -1,6 +1,6 @@
 
 AMBTableViewController
-Copyright 2014 CyberAgent Inc.
+Copyright (c) 2014-2017 CyberAgent Inc.
 
 This product includes software developed at
 CyberAgent Inc. (http://www.cyberagent.co.jp).

README.md

@@ -233,7 +233,7 @@ Toggling rows:
 
 ## License
 
-    Copyright 2014 CyberAgent Inc.
+    Copyright (c) 2014-2017 CyberAgent Inc.
 
     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.

Source/AMBTableViewController.h

@@ -3,7 +3,7 @@
 //  AMBTableViewController
 //
 //  Created by Ernesto Rivera on 2014/05/07.
-//  Copyright (c) 2014 CyberAgent Inc.
+//  Copyright (c) 2014-2017 CyberAgent Inc.
 //
 //  Licensed under the Apache License, Version 2.0 (the "License");
 //  you may not use this file except in compliance with the License.

Source/AMBTableViewController.m

@@ -3,7 +3,7 @@
 //  AMBTableViewController
 //
 //  Created by Ernesto Rivera on 2014/05/07.
-//  Copyright (c) 2014 CyberAgent Inc.
+//  Copyright (c) 2014-2017 CyberAgent Inc.
 //
 //  Licensed under the Apache License, Version 2.0 (the "License");
 //  you may not use this file except in compliance with the License.