Zap volume groups properly at hard drive wiping time. [1/1]

What the title says.

 updates/control.sh |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

Crowbar-Pull-ID: 7c5257af784759eacfafa5f491c17946de7b8420

Crowbar-Release: pebbles