Enclosures should now work a little better.

Images will appear inline, now.  Unknown enclosure types no longer default to being described as podcasts.
Skip embedding any empty enclosures, not just images.
Merge branch 'fix-enclosures'
Cleanup of enclosure fixes.

Don't display enclosed images by default.
Don't overwrite article title with enclosure titles.
Each enclosure and corresponding display handle now in its own div.