Do you mean your www folder? Usually it is just a link to your public_html folder. You can upload your google verification html file into your public_html folder, redo the verification. See if that works?
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No, is not hard, you are using wordpress and you had it set for yourdomain.com instead of www.yourdomain.com that's why when you go to www.yourdomain.com it does change to yourdomain.com, that's something that you have to modify on your end, is not anything server related.
And you were unable to access to cpanel due 10 failures trying to login to it
csf.deny: xx.xx.xxx.199 # lfd: (cpanel) Failed cPanel login from xx.xx.xxx.199 (IT/Italy/xxxxxxxx.fastwebnet.it): 10 in the last 3600 secs - Fri Dec 20 21:13:05 2013