Add Chinese i18n translations

Author: bobnik

src/i18n/locales/zh.json

@@ -182,6 +182,8 @@
   "Patterns": "图案",
   "Period": "周期",
   "perimeter": "边缘",
+  "Pixel size": "像素大小",
+  "Pixelate": "像素化",
   "Placement": "放置方式",
   "Point": "点",
   "Points": "顶点数",