Fold in optimizations from VIP, ht Jeff Bowen @ Automattic
Added Omniture Opt-in for WordPress.com VIP
Updated library size language
Fixed compatibility with WordPress 4.0
Tweak embedded mode text
Major update to give access to Embeddable assets for any Wordpress.org user.
Release to WordPress.org plugins.
Change capability to 'edit_posts'.
Initial release to VIP plugins.
Initial release preview.