LICENSE.txt in lbfgsb-0.3.0 vs LICENSE.txt in lbfgsb-0.3.1

- old
+ new

@@ -1,5 +1,5 @@
-Copyright (c) 2020 Atsushi Tatsuma
+Copyright (c) 2020-2021 Atsushi Tatsuma
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
 