Update video_embeds plugin to use Wistia oEmbed
Clean up plugin code
We only need to add width, it will calculate height
Plugin updates
Clean up plugin, update documentation
Update README with new video embed guide
Update posts with videos to new embed scheme
Remove unused embedly plugin
Caught some other posts with embeds, who knew
Merge pull request #13 from wistia/jv-move-to-oembed

Move to oEmbed