resolves #522 drop lines in running content w/ unresolved attributes (PR #526)
resolves #522 drop lines in running content w/ unresolved attributes (PR #526)


Hextremist/asciidoctor-pdf,Hextremist/asciidoctor-pdf,mojavelinux/asciidoctor-pdf,asciidoctor/asciidoctor-pdf,asciidoctor/asciidoctor-pdf,mojavelinux/asciidoctor-pdf,dsisnero/asciidoctor-pdf,dsisnero/asciidoctor-pdf