LICENSE from dev20

BlackBox/LICENSE.txt

@@ -1,4 +1,7 @@
+BSD 2-Clause License
+
 Copyright (c) 2017 - 2021 Alexander V. Shiryaev, Ivan A. Denisov, Igor A. Dehtyarenko, Anton A. Dmitriev
+Copyright (c) 2013 - 2021 OberonCore
 Copyright (c) 2013 - 2019 BlackBox Framework Center
 Copyright (c) 1994 - 2013 Oberon microsystems, Inc., Switzerland. All rights reserved.