Update README.md [skip ci]

Author: z-song

README.md

@@ -1,8 +1,15 @@
-laravel-admin-ext/scheduling
+Scheduling task manager for laravel-admin
 ============================
 
+[![StyleCI](https://styleci.io/repos/99676857/shield?branch=master)](https://styleci.io/repos/99676857)
+[![Packagist](https://img.shields.io/packagist/l/laravel-admin-ext/scheduling.svg?maxAge=2592000)](https://packagist.org/packages/laravel-admin-ext/scheduling)
+[![Total Downloads](https://img.shields.io/packagist/dt/laravel-admin-ext/scheduling.svg?style=flat-square)](https://packagist.org/packages/laravel-admin-ext/scheduling)
+[![Pull request welcome](https://img.shields.io/badge/pr-welcome-green.svg?style=flat-square)]()
+
 A web interface for manage task scheduling in laravel.
 
+[Documentation](http://laravel-admin.org/docs/#/en/extension-scheduling) | [中文文档](http://laravel-admin.org/docs/#/zh/extension-scheduling)
+
 ## Screenshot
 
 ![wx20170810-101048](https://user-images.githubusercontent.com/1479100/29151552-8affc0b2-7db4-11e7-932a-a10d8a42ec50.png)