Add entry for chinese docs

fnlctrl · fnlctrl · commit ffe729226965 · 2016-10-08T08:47:54.000+08:00
diff --git a/docs/LANGS.md b/docs/LANGS.md
@@ -1,3 +1,4 @@
 * [2.0 - English](en/)
 * [2.0 - Japanese](ja/)
+* [2.0 - 中文](zh-cn/)
 * [0.7 Docs](old/)
