Update keepalive.py to current CVS version of urlgrabber. This fixes a bug where the output of test-bad-pull would differ between python 2.3 and 2.4. Also update the expected output of this test.

#!/bin/sh

unset HGUSER
EMAIL="My Name <myname@example.com>"
export EMAIL

hg init test
cd test
touch asdf
hg add asdf
hg commit -d '1000000 0' -m commit-1
hg tip