chore: Migrate Windows CI from Appveyor to Azure DevOps

Author: robinlinden

appveyor.yml

@@ -0,0 +1,15 @@
+pool:
+  vmImage: "windows-2019"
+jobs:
+  - job: "windows_msvc_conan"
+    strategy:
+      matrix:
+        static:
+          conan.shared: "False"
+        shared:
+          conan.shared: "True"
+    steps:
+      - bash: python -m pip install conan
+      - bash: git submodule update --init --recursive
+      - bash: conan install -if _build -o with_tests=True -o shared=$(conan.shared) .
+      - bash: CONAN_CPU_COUNT=50 CTEST_OUTPUT_ON_FAILURE=1 conan build -bf _build -if _build .