recognize user:password in URLs that include port numbers.
when giving user/pwd in an URL, eg.
hg pull http://user:pwd@host.com:666/hg/something,
hg would still ask for user/pwd in interactive mode (or fail in
non-interactive)
#header#
# HG changeset patch
# User #author#
# Date #date|hgdate#
# Node ID #node#
#parent%changesetparent#
#desc#
#diff#