add windows ci badge

README.md

@@ -1,19 +1,21 @@
 # Project V
 
-[![Build Status][1]][2] [![codecov.io][3]][4] [![Go Report][5]][6] [![GoDoc][7]][8] [![codebeat][9]][10] [![Downloads][11]][12]
+[![Build Status][1]][2] [![AppVeyor][3]][4] [![codecov.io][5]][6] [![Go Report][7]][8] [![GoDoc][9]][10] [![codebeat][11]][12] [![Downloads][13]][14]
 
 [1]: https://travis-ci.org/v2ray/v2ray-core.svg?branch=master "Build Status badge"
 [2]: https://travis-ci.org/v2ray/v2ray-core "Travis-CI Build Status"
-[3]: https://codecov.io/github/v2ray/v2ray-core/coverage.svg?branch=master "Coverage badge"
-[4]: https://codecov.io/github/v2ray/v2ray-core?branch=master "Codecov Status"
-[5]: https://goreportcard.com/badge/v2ray.com/core "Go Report badge"
-[6]: https://goreportcard.com/report/v2ray.com/core "Go Report"
-[7]: https://godoc.org/v2ray.com/core?status.svg "GoDoc badge"
-[8]: https://godoc.org/v2ray.com/core "GoDoc"
-[9]: https://codebeat.co/badges/f2354ca8-3e24-463d-a2e3-159af73b2477 "Codebeat badge"
-[10]: https://codebeat.co/projects/github-com-v2ray-v2ray-core-master "Codebeat"
-[11]: https://img.shields.io/github/downloads/v2ray/v2ray-core/total.svg "All releases badge"
-[12]: https://github.com/v2ray/v2ray-core/releases/ "All releases number"
+[3]: https://ci.appveyor.com/api/projects/status/bx8o4tvbvhe6p5k5?svg=true "App Veyor Build Status"
+[4]: https://ci.appveyor.com/project/DarienRaymond/v2ray-core "App Veyor Link"
+[5]: https://codecov.io/github/v2ray/v2ray-core/coverage.svg?branch=master "Coverage badge"
+[6]: https://codecov.io/github/v2ray/v2ray-core?branch=master "Codecov Status"
+[7]: https://goreportcard.com/badge/v2ray.com/core "Go Report badge"
+[8]: https://goreportcard.com/report/v2ray.com/core "Go Report"
+[9]: https://godoc.org/v2ray.com/core?status.svg "GoDoc badge"
+[10]: https://godoc.org/v2ray.com/core "GoDoc"
+[11]: https://codebeat.co/badges/f2354ca8-3e24-463d-a2e3-159af73b2477 "Codebeat badge"
+[12]: https://codebeat.co/projects/github-com-v2ray-v2ray-core-master "Codebeat"
+[13]: https://img.shields.io/github/downloads/v2ray/v2ray-core/total.svg "All releases badge"
+[14]: https://github.com/v2ray/v2ray-core/releases/ "All releases number"
 
 Project V is a set of network tools that help you to build your own computer network. It secures your network connections and thus protects your privacy. See [our website](https://www.v2ray.com/) for more information.