shortuser should stop before the first space character. Examples: "Foo Bar <foo.bar AT example DOT com>" -> "foo.bar" (instead of "foo.bar AT example DOT com>" as it was before.) "Foo Bar" -> "Foo"

#!/bin/sh

mkdir t
cd t
hg init
echo a > a
hg add a
hg commit -m "test" -d "1000000 0"
hg verify
hg parents
hg status
hg rollback
hg verify
hg parents
hg status