update pacakge.json

Author: huangminlinux

example/package.json

@@ -5,6 +5,7 @@
     "start": "node node_modules/react-native/local-cli/cli.js start"
   },
   "dependencies": {
+    "jmessage-react-plugin": "2.0.0-beta3",
     "aurora-imui-react-native": "^0.4.14",
     "jcore-react-native": "^1.1.8-beta",
     "react": "16.0.0-alpha.12",