config.status: Pass extra parameters

This allows you to do:
  ./config.status --the-option-you-forgot

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <1452599928-7471-1-git-send-email-dgilbert@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

configure

@@ -5942,7 +5942,7 @@ cat <<EOD >config.status
 EOD
 printf "exec" >>config.status
 printf " '%s'" "$0" "$@" >>config.status
-echo >>config.status
+echo ' "$@"' >>config.status
 chmod +x config.status
 
 rm -r "$TMPDIR1"