developing version should be 0.7.0-beta4

package.json

 {
   "name": "antd",
-  "version": "0.7.0-beta3",
+  "version": "0.7.0-beta4",
   "title": "Ant Design",
   "description": "一个设计&前端框架",
   "homepage": "http://ant.design/",