This statement does not serve a purpose anymore.
In a long forgotten world it indicated the main version number of PHP which the code in the file was compatible to.
http://pear.php.net/manual/en/standards.sample.php
But since PHP 5.1 and later this is only marginally true.
Thus I propose to remove it from CakePHP.
- Ensure correct ordering of find results
- avoid fatal error when testing email transport classes on 5.2
- add skips when running cross db join tests and multiple sqlite configs are defined