Don't create client cert by default

src/freedombone

   echo 'extendedKeyUsage = clientAuth' >> /etc/ssl/dovecot-ca.cnf
   touch /etc/ssl/ssldb
   echo 0001 > /etc/ssl/sslserial
-  freedombone-clientcert -u $MY_USERNAME
+  #freedombone-clientcert -u $MY_USERNAME
   service dovecot restart
   echo 'configure_imap_client_certs' >> $COMPLETION_FILE
 }