added appveyor badge

Author: Jan Wilmans

README.md

@@ -14,7 +14,9 @@ alt="follow on Twitter"></a>
 <img src="https://img.shields.io/mastodon/follow/109524813797978857?domain=https%3A%2F%2Ftoot.community&style=social"
 alt="follow on Mastodon"></a>
 
-[![Build Status](https://debugview.visualstudio.com/Debugviewpp/_apis/build/status/CobaltFusion.DebugViewPP?branchName=master)](https://debugview.visualstudio.com/Debugviewpp/_build/latest?definitionId=4&branchName=master) [![All Releases](https://img.shields.io/github/downloads/CobaltFusion/DebugViewPP/total.svg)](https://github.com/CobaltFusion/DebugViewPP/releases/latest) [![Current Release](https://img.shields.io/github/downloads/CobaltFusion/DebugViewPP/latest/total.svg)](https://github.com/CobaltFusion/DebugViewPP/releases/latest)
+[![Azure Build Status](https://debugview.visualstudio.com/Debugviewpp/_apis/build/status/CobaltFusion.DebugViewPP?branchName=master)](https://debugview.visualstudio.com/Debugviewpp/_build/latest?definitionId=4&branchName=master) [![All Releases](https://img.shields.io/github/downloads/CobaltFusion/DebugViewPP/total.svg)](https://github.com/CobaltFusion/DebugViewPP/releases/latest) [![Current Release](https://img.shields.io/github/downloads/CobaltFusion/DebugViewPP/latest/total.svg)](https://github.com/CobaltFusion/DebugViewPP/releases/latest)
+[![Appveyor Build status](https://ci.appveyor.com/api/projects/status/ho962elp8chrdga0/branch/develop?svg=true)](https://ci.appveyor.com/project/janwilmans/debugview/branch/develop)
+
 [![Version 1.8.x](https://img.shields.io/github/downloads/CobaltFusion/DebugViewPP/v1.8.0.44/total.svg)](https://github.com/CobaltFusion/DebugViewPP/releases/tag/v1.8.0.44)
 
 [Download latest release](https://github.com/djeedjay/DebugViewPP/releases), I would really like to hear what you think! Leave any [**comments here**](https://github.com/djeedjay/DebugViewPP/issues/283)