tests/test-lock-badness

import: use gpatch if present on system. patch is broken on solaris.
fixes issue 205.

add new useful function, util.find_in_path.

#!/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