Add comments to yamllint so I can remember how to use it next time
Add comments to yamllint so I can remember how to use it next time

johnathan99j/history-project,newtheatre/history-project,johnathan99j/history-project,newtheatre/history-project,johnathan99j/history-project,newtheatre/history-project,johnathan99j/history-project,newtheatre/history-project,johnathan99j/history-project,newtheatre/history-project