Update year

LICENSE.md

 ### Creative Commons Attribution-ShareAlike 3.0 Unported License
 Link to license summary: https://creativecommons.org/licenses/by-sa/3.0/
 
-Copyright (C) 2016-2018 Lin Song    
+Copyright (C) 2016-2019 Lin Song    
 Based on the work of Thomas Sarlandie (Copyright 2012)
 
 <p>THE WORK (AS DEFINED BELOW) IS PROVIDED UNDER THE TERMS

README-zh.md

@@ -285,7 +285,7 @@ docker exec -it ipsec-vpn-server grep pluto /var/log/auth.log
 
 ## 授权协议
 
-版权所有 (C) 2016-2018 [Lin Song](https://www.linkedin.com/in/linsongui) [![View my profile on LinkedIn](https://static.licdn.com/scds/common/u/img/webpromo/btn_viewmy_160x25.png)](https://www.linkedin.com/in/linsongui)   
+版权所有 (C) 2016-2019 [Lin Song](https://www.linkedin.com/in/linsongui) [![View my profile on LinkedIn](https://static.licdn.com/scds/common/u/img/webpromo/btn_viewmy_160x25.png)](https://www.linkedin.com/in/linsongui)   
 基于 [Thomas Sarlandie 的工作](https://github.com/sarfata/voodooprivacy) (Copyright 2012) (版权所有 2012)
 
 这个项目是以 [知识共享署名-相同方式共享3.0](http://creativecommons.org/licenses/by-sa/3.0/) 许可协议授权。   

README.md

@@ -285,7 +285,7 @@ The ports that are exposed for this container to work are:
 
 ## License
 
-Copyright (C) 2016-2018 [Lin Song](https://www.linkedin.com/in/linsongui) [![View my profile on LinkedIn](https://static.licdn.com/scds/common/u/img/webpromo/btn_viewmy_160x25.png)](https://www.linkedin.com/in/linsongui)   
+Copyright (C) 2016-2019 [Lin Song](https://www.linkedin.com/in/linsongui) [![View my profile on LinkedIn](https://static.licdn.com/scds/common/u/img/webpromo/btn_viewmy_160x25.png)](https://www.linkedin.com/in/linsongui)   
 Based on [the work of Thomas Sarlandie](https://github.com/sarfata/voodooprivacy) (Copyright 2012)
 
 This work is licensed under the [Creative Commons Attribution-ShareAlike 3.0 Unported License](http://creativecommons.org/licenses/by-sa/3.0/)   

run.sh

@@ -8,7 +8,7 @@
 # This file is part of IPsec VPN Docker image, available at:
 # https://github.com/hwdsl2/docker-ipsec-vpn-server
 #
-# Copyright (C) 2016-2018 Lin Song <linsongui@gmail.com>
+# Copyright (C) 2016-2019 Lin Song <linsongui@gmail.com>
 # Based on the work of Thomas Sarlandie (Copyright 2012)
 #
 # This work is licensed under the Creative Commons Attribution-ShareAlike 3.0