[PyGreSQL] Added a method for getting parameter settings

[Christoph Zwerschke]

Hi Mario,

> have you had a look at the assumptions and questions I'm asking on
> the mentioned wiki page?  as far as I can see, writing this function
> as a method of a connection rather than of a cursor excludes some
> of scenario's I've sketched, namely those where the datestyle is a
> (modifiable) property of the cursor.  I'm writing this because I don't
> see how to access the connection given the cursor.

Currently I'm having problems with my Internet connection. I will go 
through your wiki-page when I'm fully online again.

I think the underlying connection is in some attribute.

>> You will need to download pgmodule.c from CVS and recompile for this.
> how do I do that (I mean, download from cvs)?

You can use CVS-Web:
http://www.pygresql.org/cvsweb.cgi/pygresql/module/pgmodule.c

-- Christoph