phpmyadmin development config without login as root, and without table grouping

phpmyadmin configuration to quicky login to phpmyadmin as mysql root user, use this only for development server which is not publicly available

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change configuration options at the beginning to:

 * First server
/* Authentication type */
$cfg['Servers'][$i]['auth_type'] = 'config';
/* Server parameters */
$cfg['Servers'][$i]['host'] = 'localhost';
$cfg['Servers'][$i]['connect_type'] = 'tcp';
$cfg['Servers'][$i]['compress'] = false;
$cfg['Servers'][$i]['AllowNoPassword'] = true;

$cfg['Servers'][$i]['user'] = 'root';
$cfg['Servers'][$i]['password'] = '';

// do not group tables
$cfg['NavigationTreeEnableGrouping'] = false;