[bw_countdown since="2014-03-29" description="Since WordPress 3.9 Beta 3" expiryUrl="http://wordpress.org/news/2014/03/wordpress-3-9-beta-3/"]
bw_countdown since WordPress 3.9-beta3
Example of the bw_countdown shortcode displaying the elapsed time since the release of WordPres 3.9-beta3
