message: Maxscale needs SUPER permissions in order to use set_donor_nodes
diff: @@ -4,8 +4,6 @@ UPDATE mysql.user SET PASSWORD=PASSWORD("maxscale") WHERE user="maxscale";
  GRANT SELECT ON mysql.user to 'maxscale'@'%';
  GRANT SELECT ON mysql.db TO 'maxscale'@'%';
  GRANT SELECT ON mysql.tables_priv TO 'maxscale'@'%';
  -GRANT SHOW DATABASES ON *.* TO 'maxscale'@'%';
  -GRANT REPLICATION SLAVE ON *.* to 'maxscale'@'%';
  -GRANT REPLICATION CLIENT ON *.* to 'maxscale'@'%';
  +GRANT SUPER ON *.* TO 'maxscale'@'%';
  FLUSH PRIVILEGES;
  