About App:
This app is based on AcDisplay, which is a free and open source app, link to repository (also contains build instructions):
Copyright 2013-2016 Artem Chepurnoy. All rights reserved.
The app is under the GNU GPL v2 open-source, free software license, full text available here:
https://github.com/AChep/AcDisplay/blob/master/LICENSE
This app is not associated with the original app (it's a different branch), and as far as changes go, this app repesents the 4.0 version state of it and has minimal changes. Future changes and customization will be listed here.