[Owncloud] ownCloud 2 release announcement - final version

[Florian Jacob]

Hey Jeff,

> There are a few sentences that
> sound like they were written by a none native English speaker.
Well, i think that's due to they were not written by native English speakers. 
:D
I think no one who contributed to the announcement was one, except John 
Spriggs maybe.. I hope it didn't sound too strange. ;)

> The *bold text* below are the changes that I suggest you make to the
> announcement.  I just changed a few words here and there, but I didn't
> change the meaning of anything.

I updated the announcement accordingly. Thanks for proof-reading!

Cheers,
Florian