[dev] New language files for IMP

[Chuck Hagenbuch]

Quoting CrisTiaN <sistemes@myp.ad>:

> Here you have the IMP language files for Català  (Catalan).
> The lang. code is ca (iso 639).
> If you find something wrong or need anything else plese write me.
> I attach too a patch file for config/lang.php3 (lang.php3.patch)

Committed (with the new tarball) - thanks!

-chuck

--
Charles Hagenbuch, <chuck@horde.org>
"If you can't stand the heat, get out of the chicken!" - Baby Blues