test-archive: silence stupid messages from GNU tar
Recent versions of GNU tar have apparently decided they're old enough
that it's ok for them to prattle on senselessly about things no one
cares about without anyone objecting. We object; apply duct tape.
#!/bin/sh
hg init
echo a > a
hg ci -Am0
touch .hg/store/journal
echo foo > a
hg ci -Am0
hg recover