Add the client id (CID) to the output of the status command

This add adds CID which is needed by a few other management commands to
the status output. This will change the output of status in the same way
commit ca18a638aa7cf316611f893127ba44131e57083c did.

Signed-off-by: Arne Schwabe <arne@rfc2549.org>
Acked-by: Gert Doering <gert@greenie.muc.de>
Message-Id: <1346422753-19520-1-git-send-email-arne@rfc2549.org>
URL: http://article.gmane.org/gmane.network.openvpn.devel/7021
Signed-off-by: Gert Doering <gert@greenie.muc.de>