You can clone with
Split on question mark and exclamation mark
Support inline images
Use HTML parser to correctly parse unclosed tags
For example `<img>` can cause problems.
Format code blocks with triple backtick
Indent lists with multi-paragraph items 4 spaces
This is in line with the Markdown specification.
Switch to RedCarpet parser.
Start every sentence on a new line
Emphasis with underscore
Reformat command documentation