do not allow root user without password unless explicitly enabled by AllowEmptyRoot

setup/lang/english-utf-8.inc.php

@@ -174,6 +174,7 @@ $str['Servers/1/only_db_desc'] = 'You can use MySQL wildcard characters (% and _
 $str['Servers/1/hide_db_name'] = 'Hide databases';
 $str['Servers/1/hide_db_desc'] = 'Hide databases matching regular expression (PCRE)';
 $str['Servers/1/AllowRoot_name'] = 'Allow root login';
+$str['Servers/1/AllowNoPasswordRoot_name'] = 'Allow root without password';
 $str['Servers/1/DisableIS_name'] = 'Disable use of INFORMATION_SCHEMA';
 $str['Servers/1/DisableIS_desc'] = 'More information on [a@http://sf.net/support/tracker.php?aid=1849494]PMA bug tracker[/a] and [a@http://bugs.mysql.com/19588]MySQL Bugs[/a]';
 $str['Servers/1/AllowDeny/order_name'] = 'Host authentication order';
@@ -421,4 +422,4 @@ $str['Export/remember_file_template_name'] = 'Remember file name template';
 $str['Export/file_template_table_name'] = 'Table name template';
 $str['Export/file_template_database_name'] = 'Database name template';
 $str['Export/file_template_server_name'] = 'Server name template';
-?>
+?>

setup/lib/forms.inc.php

@@ -44,6 +44,7 @@ $forms['Server_config'] = array('Servers' => array(1 => array(
     'only_db',
     'hide_db',
     'AllowRoot',
+    'AllowNoPasswordRoot',
     'DisableIS',
     'AllowDeny/order',
     'AllowDeny/rules',
@@ -188,4 +189,4 @@ $forms['Export_defaults'] = array('Export' => array(
     'file_template_table',
     'file_template_database',
     'file_template_server'));
-?>
+?>