Added Simplified Chinese locale (thanks to susuxuxu).

diff --git a/Cauldron.toc b/Cauldron.toc
index d648b71..d1a6a61 100755
--- a/Cauldron.toc
+++ b/Cauldron.toc
@@ -20,6 +20,7 @@ embeds.xml

 Locale\Cauldron-enUS.lua
 Locale\Cauldron-ruRU.lua
+Locale\Cauldron-zhCN.lua

 CauldronMain.lua
 CauldronShoppingList.lua