convert Markdown to HTML, with XSS protection; documentation

 This library leverages existing high-performance libraries
 (attoparsec, blaze-html, text, and conduit), and should integrate
 well with existing codebases. It renders Markdown to HTML,
 optionally sanitizing against XSS attacks.
 .
 This package provides the documentation for a library for the Haskell
 programming language.
 See http://www.haskell.org/ for more information on Haskell.