Reluctantly accept params

src/freedombone

   fi
   # make a CA cert
   if [ ! -f /etc/ssl/private/ca-$DEFAULT_DOMAIN_NAME.key ]; then
-      freedombone-addcert -h $DEFAULT_DOMAIN_NAME --ca
+      freedombone-addcert -h $DEFAULT_DOMAIN_NAME --ca ""
   fi
   # CA configuration
   echo '[ ca ]' > /etc/ssl/dovecot-ca.cnf

src/freedombone-clientcert

 chmod 600 /etc/dovecot/passwd-file
 
 # create a user cert
-freedombone-addcert -h $USERNAME --nodh
+freedombone-addcert -h $USERNAME --nodh ""
 
 if [ ! -f /etc/ssl/private/$USERNAME.key ]; then
     echo 'User certificates were not created'