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README.md

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-[![Build Status](https://travis-ci.org/yagop/node-telegram-bot-api.svg?branch=master)](https://travis-ci.org/yagop/node-telegram-bot-api) [![Coverage Status](https://coveralls.io/repos/yagop/node-telegram-bot-api/badge.svg?branch=master)](https://coveralls.io/r/yagop/node-telegram-bot-api?branch=master)
+[![Build Status](https://travis-ci.org/yagop/node-telegram-bot-api.svg?branch=master)](https://travis-ci.org/yagop/node-telegram-bot-api) [![Coverage Status](https://coveralls.io/repos/yagop/node-telegram-bot-api/badge.svg?branch=master)](https://coveralls.io/r/yagop/node-telegram-bot-api?branch=master) [![Build status](https://ci.appveyor.com/api/projects/status/ujko6bsum3g5msjh/branch/master?svg=true)](https://ci.appveyor.com/project/yagop/node-telegram-bot-api/branch/master)
 
 Node.js module to interact with official [Telegram Bot API](https://core.telegram.org/bots/api). A bot token is needed, to obtain one, talk to [@botfather](telegram.me/BotFather) and create a new bot.