pbrisbin/yesod-markdown — pull request #15 by cosmo0920 (2014-01-30 22:50:56+00:00)
Title: explicit writerHighlight=True

Because pandoc issue https://github.com/jgm/pandoc/issues/906 and Pull Request https://github.com/jgm/pandoc/pull/907 makes to prevent implicit
syntax highlighting for HTML output.

Yesod-Markdown assumes HTML output always syntax highlighting....