need 2nd advocate for 'cadabra'

[Kasper Peeters]

Hi Iulian,

> I have just taken a peak at it and IMO it ought to be useful for our users.
> Having said that, I'm interested in mathematics, so I believe I will have
> a deeper look at it tomorrow morning.

Ok, thanks! It's a bit of specialist's program, mostly used by
university-level students and academic researchers. But I do get some
2000 hits per month on the web page and quite a substantial number of
the users are on Ubuntu. Having it in the official repositories would
help them a lot.

> As far as I can see, Morten has already advocated it.  If I don't find other
> issues with the packaging, I will just upload it.

Even better ;-) 

Cheers,
Kasper