Limit appveyor test matrix to reduce test duration
Limit appveyor test matrix to reduce test duration

andrzejgorski/whylog,konefalg/whylog,epawlowska/whylog,kgromadzki/whylog,andrzejgorski/whylog,9livesdata/whylog,kgromadzki/whylog,epawlowska/whylog,konefalg/whylog,9livesdata/whylog