Removed AppVeyor CI.

.appveyor.yml

@@ -1,25 +0,0 @@
-shallow_clone: true
-
-os:
-  - Visual Studio 2019
-
-environment:
-  matrix:
-  - TOOLSET: vs2017
-#  - TOOLSET: vs2019
-
-platform:
-  - Win32
-  - x64
-
-configuration:
-  - Debug
-  - Release
-
-install:
-  - git clone --depth 1 https://github.com/bkaradzic/bx ..\bx
-  - git clone --depth 1 https://github.com/bkaradzic/bimg ..\bimg
-  - ..\bx\tools\bin\windows\genie --with-tools --with-examples %TOOLSET%
-
-build:
-  project: .build/projects/$(TOOLSET)/bgfx.sln

README.md

@@ -16,14 +16,12 @@
     <a href="#license-bsd-2-clause">License</a>
 </p>
 
-[![Appveyor CI](https://ci.appveyor.com/api/projects/status/ipa3ojgeaet1oko5?svg=true)](https://ci.appveyor.com/project/bkaradzic/bgfx)
 [![GitHub Actions](https://github.com/bkaradzic/bgfx/actions/workflows/main.yml/badge.svg)](https://github.com/bkaradzic/bgfx/actions)
 [![License](https://img.shields.io/badge/license-BSD--2%20clause-blue.svg)](https://bkaradzic.github.io/bgfx/license.html)
 [![Join the chat at https://discord.gg/9eMbv7J](https://img.shields.io/discord/712512073522872352?color=%237289DA&label=bgfx&logo=discord&logoColor=white)](https://discord.gg/9eMbv7J)
 
  * [GitHub Discussions](https://github.com/bkaradzic/bgfx/discussions)
  * [Discord Chat](https://discord.gg/9eMbv7J)
- * [AppVeyor CI](https://ci.appveyor.com/project/bkaradzic/bgfx)
  * [GitHub Actions](https://github.com/bkaradzic/bgfx/actions)
 
 [What is it?](https://bkaradzic.github.io/bgfx/overview.html)