Emacs: use delete-region instead of kill-* functions. This patch eliminates `kill-line' which taints kill-ring, and `kill-entire-line' which is specific for XEmacs.

#!/bin/sh

hg init a
echo a > a/a
hg --cwd a ci -A -m a
hg clone a b
echo b > b/b
hg --cwd b ci -A -m b
chmod 100 a/.hg
hg --cwd b push ../a
chmod 700 a/.hg