use config file

index.php

 <?php
 require 'Slim/Slim.php';
+require 'config.php';
 
 \Slim\Slim::registerAutoloader();
 $app = new \Slim\Slim();
-$bdd = new PDO('mysql:host=mysql.iiens.net;dbname=assoce_nightiies', 'assoce_nightiies', 'CQX2K3BZctUAvUtz', array(
-		PDO::ATTR_ERRMODE => PDO::ERRMODE_WARNING));
 
 $app->get(
 	'/',