Notable changes

• Support posting videos! Currently in Facebook, Flickr, and Twitter.
• Instagram:
  • Add support for scraping, since they're locking down their API and requiring manual approval. http://developers.instagram.com/post/133424514006/instagram-platform-update
  • Linkify @-mentions in photo captions.
• Facebook:
  • Fetch Open Graph stories aka news.publish actions. https://developers.facebook.com/docs/reference/opengraph/action-type/news.publishes/
  • Many bug fixes for photo posts: better privacy detection, fix bug that attached comments to wrong posts.
• Twitter:
  • Handle all photos/videos attached to a tweet, not just the first.
  • Stop fetching replies to @-mentions.
• Atom:
  • Render attachments.
  • Add xml:base.
• microformats2:
  • Load and convert h-card.
  • Implement full post type discovery algorithm, using mf2util. https://indiewebcamp.com/post-type-discovery
  • Drop support for h-as-* classes, both incoming and outgoing. They're deprecated in favor of post type discovery.
  • Drop old deprecated u-like and u-repost properties.
• Misc bug fixes.
• Set up Coveralls.