Add ui.strict config item. This turns off command matching by unambiguous prefix, and is a good thing if you want to write future-proof scripts. This fixes issue 314.

#!/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