php:
 * bump versions to [http://php.net/ChangeLog-5.php#5.4.31 5.4.31] / [http://php.net/ChangeLog-5.php#5.5.15 5.5.15]


git-svn-id: file:///var/svn/freetz/trunk@12282 149334a1-2f27-0410-a3b9-fc62619ac1e6