WordPress 3.9 Beta 2 发布了，在 Beta1 基础上做了很多的改变，包括：
Rendering of embedded audio and video players directly in the visual editor.
Visual and functional improvements to the editor, the media manager, and theme installer.
Various bug fixes to TinyMCE, the software behind the visual editor.
Lots of fixes to widget management in the theme customizer.
详细介绍请看发行说明。
项目主页：http://wordpress.org/news/2014/03/wordpress-3-9-beta-2/
下载地址：http://wordpress.org/download/
来自:开源中国社区
