new deletion routine

admin/code/delete_old_tests.php

@@ -158,10 +158,7 @@ function pdf_error($test_id,$override){
 	$contents = file_get_contents($file);
 	
 	//Array for possible errors and their respective return values
-	$searchfor = [
-			["504 Gateway Time-out" , 18],
-			["FEHLER: [2] imagecreatefrom", 2]
-	];
+	$searchfor = [["504 Gateway Time-out" , 18],["FEHLER: [2] imagecreatefrom", 2]];
 	
 	foreach($searchfor as list ($errtext,$retval)) {
 		$pattern = preg_quote($errtext, '/'); // escape special characters in the query