Ryan Boren [1] has posted a list of confirmed features [2] that will appear in WordPress 2.7. Some of this features are still under development and they should be done soon.
- New admin UI based on the crazyhorse experimental UI branch with new menus and navigation
- New edit post page that allows dragging and dropping of meta boxes. Boxes can be expanded and collapsed as before and now also completely hidden.
- Ability to hide columns on the content index pages
- Inline editing of posts and pages on the content index pages
- Comments XMLRPC API (Who wants comment moderation on the iPhone? Me.)
- Reply to comments from the admin
- Keyboard hot keys for managing comments
- Threaded Comments and new wp_list_comments() API
- Sticky Posts
- Automatic plugin install and integrated plugin browser
- Automatic upgrade of WordPress
- HTTPOnly auth cookies
- New HTTP request API
- A new SSH2 filesystem abstraction for updates and installs over sftp
Theme update, install, and browsing may also get done in time for 2.7.