Updated help strings and test-help: - options -I/-X: always at the end, don't include them in the synopsis. - NAME is optional for hg revert - other small changes.

#!/bin/sh

set -x
mkdir t
cd t
hg init
echo a > a
hg add a
hg commit -m "test" -d "0 0"
hg verify
hg parents
hg status
hg undo
hg verify
hg parents
hg status