[dev] patch for turba sources.php.dist

[Chuck Hagenbuch]

Quoting Iain McFarlane <iain at imcfarla.homelinux.net>:

> when kolab is not enabled turba gives error messages because of the default
> address books included in sources.php.dist

I really don't see why the fact that the .dist files are examples trips 
so many
people up. But, anyways, I've committed something similar (that catches the
personal sources, too) - thanks.

-chuck

-- 
"But she goes not abroad in search of monsters to destroy." - John 
Quincy Adams