According to the patch notes:
http://download1.parallels.com/Plesk/PP12/parallels-plesk-12.0-for-windows-change-log.html#12018-mu52
[+] PHP 5.6 was updated to the latest version (5.6.10).
However in the php version selector, there's only 5.2, 5.3 and 5.4. No 5.5 or 5.6
How do you activate...