Please add support for Opera v15 - it's changed dramatically since v12 and CCleaner no longer detects it's presence.
Thanks
P.S. The validation link you get in the registration email is broken.
In the email I get:--
http://forum.piriform.com/index.php?app=core&module='>http://forum.piriform.com/index.php?app=core&module=global§ion=register&do=auto_validate
should be
http://forum.piriform.com/index.php?app=core&module=global§ion=register&do=auto_validate