Use singular caption

adminer/include/editing.inc.php

@@ -247,7 +247,7 @@ function edit_fields($fields, $collations, $type = "TABLE", $foreign_keys = arra
 	'pgsql' => "datatype.html#DATATYPE-SERIAL",
 	'mssql' => "ms186775.aspx",
 )); ?>
-<td><?php echo lang('Default values'); ?>
+<td><?php echo lang('Default value'); ?>
 <?php echo (support("comment") ? "<td" . ($comments ? "" : " class='hidden'") . ">" . lang('Comment') : ""); ?>
 <?php } ?>
 <td><?php echo "<input type='image' class='icon' name='add[" . (support("move_col") ? 0 : count($fields)) . "]' src='../adminer/static/plus.gif' alt='+' title='" . lang('Add next') . "'>"; ?><script type="text/javascript">row_count = <?php echo count($fields); ?>;</script>

adminer/lang/cs.inc.php

@@ -164,6 +164,7 @@ $translations = array(
 	'Auto Increment' => 'Auto Increment',
 	'Options' => 'Volby',
 	'Comment' => 'Komentář',
+	'Default value' => 'Výchozí hodnota',
 	'Default values' => 'Výchozí hodnoty',
 	'Drop' => 'Odstranit',
 	'Are you sure?' => 'Opravdu?',

adminer/lang/xx.inc.php

@@ -164,6 +164,7 @@ $translations = array(
 	'Auto Increment' => 'xx',
 	'Options' => 'xx',
 	'Comment' => 'xx',
+	'Default value' => 'xx',
 	'Default values' => 'xx',
 	'Drop' => 'xx',
 	'Are you sure?' => 'xx',