Fix coverage reporting for built-in bundles
Merge pull request #3180 from jekyll/fix-coverage-reporting
Update history to reflect merge of #3180 [ci skip]
Ensure only one converter is found for .Rmd in the tests. Ref: #3147.
Add appveyor configuration YAML.
Tweak appveyor.yml.
Tests should run now.
README.markdown: Add AppVeyor badge.