include much needed antivirus products in FC2

[seth vidal]

> Same thing I have found in any large setting. THe costs of putting 
> anti-virus software on over 100 desktops in time, effort, extra 
> sysadmins, and a dozen other things... makes centralizing it better.

You have to have AV on the clients ANYWAY b/c email is not the only
vector for viruses.

So you're not benefited by centralizing, you're just taking care of it
in two places.

-sv