Remove unused code

Change-Id: I030b6657ee8628129706855c70fd5ce98060c7f7
diff --git a/inc/csv.php b/inc/csv.php
index d974713..ea82d4c 100644
--- a/inc/csv.php
+++ b/inc/csv.php
@@ -1,7 +1,5 @@
 <?php
 class csv {
-  public static $fields = ["dni", "name", "category", "email", "companies"];
-
   public static function csv2array($file, $check = null, $onlyField = null) {
     $return = [];
 
diff --git a/index.php b/index.php
index 24bb3eb..56a41fb 100644
--- a/index.php
+++ b/index.php
@@ -1,7 +1,5 @@
 <?php
 require_once("core.php");
-
-$gtfs = new gtfs();
 ?>
 <!DOCTYPE html>
 <html>