The core team of CakePHP released today, the 17th of October, version 2 of their PHP framework. The main changes are the switch from minimum PHP4 requirement to PHP 5.2+, using main PHP features like SPL, JSON, Exceptions, PDO, PSR-0 file naming, a completely refactored authentication system and HTML5 form inputs support.
A complete list with all changes could you find on the CakePHP bakery page.
Updated CakePHP framework review
The CakePHP framework review page is also updated now and represents CakePHP in version 2.