perf: 支持京东云dns申请证书

packages/libs/lib-jdcloud/src/lib/browser_loader.js

@@ -0,0 +1,13 @@
+var util = require('./util')
+util.crypto.lib = {
+  createHash: require('create-hash'),
+  createHmac: require('create-hmac')
+}
+util.Buffer = require('buffer/').Buffer
+util.url = require('url/')
+util.querystring = require('querystring/')
+util.environment = 'js'
+
+var JC = require('./core')
+
+module.exports = JC