yesod 1.2
Multiple versions of the book
Avoid double-gzip (fixes #534)
Initial docbook code
Fix images
Fix titles of chapters
Support for ulink
Minor chapter display tweaks
Better varlistentry support
Better view source links
Add support for AsciiDoc
Allow .asciidoc
Use process-conduit
Reload in a separate thread
Allow HTML entities (fixes yesodweb/yesodweb.com-content#42)