[horde] Install without gettext

[Chuck Hagenbuch]

Quoting Jan Schneider <jan at horde.org>:

> You will need it for IMP because it won't work without.

We could provide a workaround for this, if we wanted too. I'm not entirely 
convinced, but it might be good for some folks...

-chuck

--
Charles Hagenbuch, <chuck at horde.org>
"After a few minutes the most aromatic and nice smelling Italian coffee 
 will come out of the exhaustpipe." - Our stove-top espresso pot