Allow access to site and post within plugins without pre/post-render
Update disqus plugin to use global site/post (and fix posts with apos in titles
Actually pass classes to embeds
Update atom and nested-categories to use global site/post
Update embeds to use global site/post
Update rankings to use global site/post
Update tag-list to use global site/post
Another fix for paragraphization
Encode < and > within codeblocks