[dev] Import/Export patches

[Chuck Hagenbuch]

Quoting Jan Schneider <janmailing@gmx.de>:

> Should we also disable access to data.php or only disable the icon?
> 
> I don't see any issues if the user uses the import/export feature though the 
> admin don't wants to.

Why would you let the user get around the feature being disabled? filters.php 
in IMP makes sure that the filters option is enabled; data.php should do the 
same.

-chuck

--
Charles Hagenbuch, <chuck@horde.org>
"What was and what may be lie, like children whose faces we cannot see, in the 
arms of silence. All we ever have is here, now." - Ursula K. Le Guin