Add zh_CN translation

mods/wool/locale/wool.zh_CN.tr

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+# textdomain: wool
+White Wool=白羊毛
+Grey Wool=灰羊毛
+Dark Grey Wool=暗灰羊毛
+Black Wool=黑羊毛
+Violet Wool=紫羊毛
+Blue Wool=蓝羊毛
+Cyan Wool=青羊毛
+Dark Green Wool=暗绿羊毛
+Green Wool=绿羊毛
+Yellow Wool=黄羊毛
+Brown Wool=棕羊毛
+Orange Wool=橙羊毛
+Red Wool=红羊毛
+Magenta Wool=品红羊毛
+Pink Wool=淡红羊毛