duplicates.rb in pdd-0.20.7

- old
+ new

@@ -1,5 +1,5 @@
-# Copyright (c) 2014-2020 Yegor Bugayenko
+# Copyright (c) 2014-2021 Yegor Bugayenko
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the 'Software'), to deal
 # in the Software without restriction, including without limitation the rights
 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell