Unify mq and hg patch invocation.
This makes patch a little less verbose by default, so the tests
had to be updated.
#!/bin/sh
hg init a
cd a
hg init b
echo x > b/x
echo '# should print nothing'
hg st
echo '# should print ? b/x'
hg st b/x
hg add b/x
echo '# should print A b/x'
hg st
echo '# should forget b/x'
hg revert
echo '# should print nothing'
hg st b