[PATCH] Use the pager given by the environment to display long output

[Bryan O'Sullivan]

David Soria Parra wrote:

> I think it makes sense to use __del__ here. If we use a pager, and we have a long output (e.g. the
> mercurial repository) and you quit the pager before mercurial finished to write the complete output
> to the pager, you will get a "BROKEN PIPE" from the pager.

Ah yes.  All right, applied.  Thanks for sticking with it.

	<b