#39930 - Embedded forums are deprecated.
91525 The previously existing "suggest as answer" and "verify as answer" options are removed.
38025 SPAM management (at site and blog level) is gone as are SPAM-and-application-specific email templates. Instead, the abuse core service (which already has notifications and workflow) is used for SPAM as well as community-driven abuse.
87863 Added support for Java 8 with Solr 4.10.1 requirement since Java 7 EOLs in April 2015.
Support for IE6 and IE7 have been dropped.92384.
The Forum Thread Suggested Answer Notifications plugin is deprecated. It is replaced by the Forum Reply Suggested Answer Email Plugin.
The Administrator group Deleted Posts forum has been removed.
Custom content pages can no longer be copied using the Copy button. They can, however, be exported or imported.
andModeration notes are not part of the new moderation, abuse and spam system.
The administrators group and the deleted posts forum have been removed. The deleted post forum has been replaced by moderation, and the administrators group no longer has a purpose, so they have been removed. (See conversaiton with ben 6/25.)