docs: add credits, update license year

adhocore · adhocore · commit 2dfdf6714f3e · 2020-01-03T19:54:07.000+07:00
diff --git a/LICENSE b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2017 Jitendra Adhikari
+Copyright (c) 2017-2020 Jitendra Adhikari
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/README.md b/README.md
@@ -509,3 +509,11 @@ Including but not limited to:
 - [x] Test files generator
 - [x] Support user templates
 - [ ] Test stubs for new methods
+
+## License
+
+> &copy; 2017-2020, [Jitendra Adhikari](https://github.com/adhocore) | [MIT](./LICENSE)
+
+### Credits
+
+This library is release managed by [please](https://github.com/adhocore/please).
