4.0.0 com.vladsch.flexmark flexmark-java 0.42.14 flexmark-html-parser flexmark-java HTML to Markdown flexmark-java extension to convert HTML to Markdown com.vladsch.flexmark flexmark-util com.vladsch.flexmark flexmark com.vladsch.flexmark flexmark-ext-emoji com.vladsch.flexmark flexmark-test-util test org.jsoup jsoup 1.10.2