remove appveyor (#218)

README.md

@@ -18,7 +18,6 @@ A C# .NET version based on [mock4net](https://github.com/alexvictoor/mock4net) w
 |   **Issues** | [![GitHub issues](https://img.shields.io/github/issues/WireMock-Net/WireMock.Net.svg)](https://github.com/WireMock-Net/WireMock.Net/issues) |
 | | |
 | ***Quality*** |   |
-|   **Build AppVeyor** | [![Build status AppVeyor](https://ci.appveyor.com/api/projects/status/b3n6q3ygbww4lyls?svg=true)](https://ci.appveyor.com/project/StefH/wiremock-net) |
 |   **Build Azure** | [![Build Status Azure](https://stef.visualstudio.com/WireMock.Net/_apis/build/status/WireMock.Net)](https://stef.visualstudio.com/WireMock.Net/_build/latest?definitionId=7) |
 |   **CodeFactor** | [![CodeFactor](https://www.codefactor.io/repository/github/wiremock-net/wiremock.net/badge)](https://www.codefactor.io/repository/github/wiremock-net/wiremock.net)
 |   **Sonar Quality Gate** | [![Sonar Quality Gate](https://sonarcloud.io/api/project_badges/measure?project=wiremock&metric=alert_status)](https://sonarcloud.io/project/issues?id=wiremock) |

WireMock.Net Solution.sln

@@ -8,7 +8,6 @@ EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{197A0EE3-94E5-4807-BBCF-2F1BCA28A6AE}"
 	ProjectSection(SolutionItems) = preProject
 		.runsettings = .runsettings
-		appveyor.yml = appveyor.yml
 		azure-pipelines-linux.yml = azure-pipelines-linux.yml
 		azure-pipelines.yml = azure-pipelines.yml
 		build-info.md = build-info.md