update queue config with sqs example.

app/config/queue.php

@@ -15,7 +15,7 @@ return array(
 	|
 	*/
 
-	'default' => 'sync',
+	'default' => 'sqs',
 
 	/*
 	|--------------------------------------------------------------------------
@@ -40,6 +40,14 @@ return array(
 			'queue'  => 'default',
 		),
 
+		'sqs' => array(
+			'driver' => 'sqs',
+			'key'    => 'your-public-key',
+			'secret' => 'your-secret-key',
+			'queue'  => 'your-queue-url',
+			'region' => 'us-east-1',
+		),
+
 	),
 
 );
\ No newline at end of file