MIT-LICENSE in ddd_domain-1.2.1 vs MIT-LICENSE in ddd_domain-1.2.2

@@ -1,5 +1,5 @@
-Copyright 2018 FUNABARA Masao
+Copyright 2020 FUNABARA Masao
 
 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,