[ko] add translator info

Author: pismute

doc/ko/intro/index.md

@@ -13,6 +13,11 @@ JavaScript Garden은 단순히 JavaScript를 설명하려 만들지 않았다. 
  - [Caio Romão][5] (철자 교정)
  - [Andreas Blixt][6] (언어 교정)
 
+## 번역
+ - [박창우][]
+
+[박창우]: https://github.com/pismute
+
 ## 호스팅
 
 JavaScript Garden은 Github에서 호스팅하고 있고 [Cramer Development][7]가 [JavaScriptGarden.info][8]에서 미러링해주고 있다.
@@ -32,4 +37,4 @@ JavaScript Garden은 [MIT license][9]를 따르고 [GitHub][10]에서 호스팅
 [9]: https://github.com/BonsaiDen/JavaScript-Garden/blob/next/LICENSE
 [10]: https://github.com/BonsaiDen/JavaScript-Garden
 [11]: https://github.com/BonsaiDen/JavaScript-Garden/issues
-[12]: http://chat.stackoverflow.com/rooms/17/javascript
+[12]: http://chat.stackoverflow.com/rooms/17/javascript