Update README.md

Author: wolkykim

README.md

@@ -99,8 +99,10 @@ Please refer the examples included in the source package for more detailed sampl
 The following people have helped with suggestions, ideas, code or fixing bugs:
 (in alphabetical order by first name)
 
+* [Seungyoung "Steve" Kim](https://github.com/wolkykim) - Author
 * [nyov](https://github.com/nyov)
-* Seungyoung Kim
+* [Jonh Wendell](https://github.com/jwendell)
+* [TaeDong Kim](https://github.com/ktd2004)
 
 If we have forgotten your name or spelled not in the way you want, please let us know.