WordPress 3.7 new features

1.Automatic background updates
Enabling the Content Manager to update a system like the one used for other applications, for example Google Chrome browser. WordPress installation should be able to get all the available updates without user action.
2. New Password Meter
To improve security and increase safety level the Password Meter is now more efficient
3. New Search Result system
The search result functionality has been improved with relevance criterion.
4. Language Packs and WP_Query
Language pack support has been improved. The language files is now independent from the default themes.
5. The new releases policy
The new policy for releases provides more frequent edits for major beta test phases and releases