添加icon图标

README.md

@@ -6,7 +6,12 @@
 
 ---
 
-[![npm version](https://badge.fury.io/js/mdjs.svg)](https://badge.fury.io/js/mdjs) [![Build Status](https://travis-ci.org/xuexb/mdjs.svg?branch=master)](https://travis-ci.org/xuexb/mdjs) [![Coverage Status](https://coveralls.io/repos/xuexb/mdjs/badge.svg?branch=master&service=github)](https://coveralls.io/github/xuexb/mdjs?branch=master) [![star](https://img.shields.io/github/stars/xuexb/mdjs.svg?style=social&label=Star)](https://github.com/xuexb/mdjs/stargazers)  [![Follow](https://img.shields.io/github/followers/xuexb.svg?style=social&label=Follow)](https://github.com/xuexb)
+[![NPM Version](https://img.shields.io/npm/v/mdjs.svg)](https://npmjs.org/package/mdjs)
+[![Linux Build](https://img.shields.io/travis/xuexb/mdjs/master.svg?label=linux)](https://travis-ci.org/xuexb/mdjs)
+[![Windows Build](https://img.shields.io/appveyor/ci/xuexb/mdjs/master.svg?label=windows)](https://ci.appveyor.com/project/xuexb/mdjs)
+[![Test Coverage](https://img.shields.io/coveralls/xuexb/mdjs/master.svg)](https://coveralls.io/r/xuexb/mdjs?branch=master)
+[![star](https://img.shields.io/github/stars/xuexb/mdjs.svg?style=social&label=Star)](https://github.com/xuexb/mdjs/stargazers)
+[![Follow](https://img.shields.io/github/followers/xuexb.svg?style=social&label=Follow)](https://github.com/xuexb)
 
 ## 功能