Removed some unused code from test.

test/test_sql.php

 <?php
 
 __p::load_plugin('sql');
-include '../../debug.php';
 
 class pQuerySqlTest extends UnitTestCase {
 	function __construct() {
 		parent::__construct('pQuery MySQL plugin');
 	}
 	
-	function setUp() {
-		
-	}
-	
 	function tearDown() {
 		__sql::disconnect();
 		__sql::$login_data = array();