NEWS.md
Minor tweaks to markdown generation
Switched spec based tests to use code generation (thanks to @krlmlr for the idea and initial implementation)
Added md_text_*, md_span_*, and md_block_* functions to create markdown elements
md_text_*
md_span_*
md_block_*
Initial CRAN submission.
Based on md4c version 0.5.2
Implemented functionality for parsing markdown, displaying the AST, and generating html or md