Cleanup and add some more comments in list_item_segment
Cleanup and add some more comments in list_item_segment

yukisan/asciidoctor,mjang/mj-asciidoc,yukisan/asciidoctor,pepijnve/asciidoctor,gjtorikian/asciidoctor,pepijnve/asciidoctor,neontapir/asciidoctor,asciidocfx/asciidoctor,benignbala/asciidoctor,benignbala/asciidoctor,cuit-zhaxin/asciidoctor,cuit-zhaxin/asciidoctor,anthonny/asciidoctor,gjtorikian/asciidoctor,neontapir/asciidoctor,asciidocfx/asciidoctor,anthonny/asciidoctor,glamouracademy/asciidoctor,glamouracademy/asciidoctor,cesarmarinhorj/asciidoctor,mjang/mj-asciidoc