WordPress 4.6 RC2 发布了，主要更新如下：
Support for custom HTTP methods and proxy authentication has been restored.
Various fixes for the streamlined updates, including better failure messages and error handling, basic back-compat styling for custom update notifications, and additional and standardized JavaScript events.
Unnecessary reference parameters have been removed from new multisite functions.
A compatibility issue with PHP 7.0.9 (and PHP 7.1) has been fixed.