Change name to mbed TLS in the copyright notice
diff --git a/library/cipher.c b/library/cipher.c
index 5cd30f8..b11ecf0 100644
--- a/library/cipher.c
+++ b/library/cipher.c
@@ -7,7 +7,7 @@
  *
  *  Copyright (C) 2006-2014, Brainspark B.V.
  *
- *  This file is part of PolarSSL (http://www.polarssl.org)
+ *  This file is part of mbed TLS (http://www.polarssl.org)
  *  Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
  *
  *  All rights reserved.