Mate = Draw?

Well, try to explain this one :)

Indeed - it's a known bug. Will be fixed the next time the website is updated with the latest code!

http://en.lichess.org/forum/lichess-feedback/bug-8#1

I've just updated it. The bug is fixed for everybody.

Well yes, it's one of the FIDE's new rules, haven't you heard? ;)

LOL