Update new functions in PHP 5.6.


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@334641 c90b9560-bf6c-de11-be94-00142212c4b1
Add SPLFileObject::fread(), which I somehow missed last time around.


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@334642 c90b9560-bf6c-de11-be94-00142212c4b1
Add openssl_get_cert_locations().


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@334643 c90b9560-bf6c-de11-be94-00142212c4b1