Update copyright

cdunklau · cdunklau · commit f21205dc850b · 2020-02-17T23:44:14.000+01:00
diff --git a/LICENSE b/LICENSE
@@ -1,6 +1,8 @@
 BSD 3-Clause License
 
 Copyright (c) 2012, Ralf Schmitt
+Copyright (c) 2018, Victor Titor
+Copyright (c) 2019-2020, Kyle Altendorf
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
