All pull requests fail because CI is broken

[RickyDoug]

While it's cool you have CI enabled as part of the pull request, it's pointless when it's broken:

The pull requests fail because the CI fails with "AppVeyor build failed"
The bit from the logs is:

`The following packages will be built and installed:
openssl-windows[core]:x64-windows
Starting package 1/1: openssl-windows:x64-windows
Building package openssl-windows[core]:x64-windows...
-- Downloading http://strawberryperl.com/download/5.30.0.1/strawberry-perl-5.30.0.1-32bit.zip...
-- Downloading https://www.openssl.org/source/openssl-1.0.2s.tar.gz...
-- Downloading https://www.openssl.org/source/openssl-1.0.2s.tar.gz... Failed. Status: 35;"SSL connect error"
-- Downloading https://www.openssl.org/source/old/1.0.2/openssl-1.0.2s.tar.gz...
-- Downloading https://www.openssl.org/source/old/1.0.2/openssl-1.0.2s.tar.gz... Failed. Status: 35;"SSL connect error"
CMake Error at scripts/cmake/vcpkg_download_distfile.cmake:175 (message):

  Failed to download file.
  If you use a proxy, please set the HTTPS_PROXY and HTTP_PROXY environment
  variables to "https://user:password@your-proxy-ip-address:port/".
  Otherwise, please submit an issue at https://github.com/Microsoft/vcpkg/issues

Call Stack (most recent call first):
ports/openssl-windows/portfile.cmake:20 (vcpkg_download_distfile)
scripts/ports.cmake:94 (include)
Error: Building package openssl-windows:x64-windows failed with: BUILD_FAILED
Please ensure you're using the latest portfiles with .\vcpkg update, then
submit an issue at https://github.com/Microsoft/vcpkg/issues including:
Package: openssl-windows:x64-windows
Vcpkg version: 2019.09.12-nohash
Additionally, attach any relevant sections from the log files above.
Command exited with code 1
`