Remove the word(s) 'Posted'/'Posted by' from the the byline/date
on views/page templates/viewlets.
Add some more id attributes as Diazo hooks.
Specify doctype for HTML5 in the theme manifest.
Merge/replace documentFirstHeading, byline, date, description,
body content to
theme.  Works at least for articles, issues, topics.
Merge link, script and meta tags to head, though theres a lot of
duplicates and it messes up the theme slightly right now.