#3344 Security enhancements - 1 - correct header for 'restore_ghosts' action

storage_uploader.php

@@ -50,7 +50,7 @@ switch ($sAction) {
         break;
 
     case 'restore_ghosts':
-        header('Content-type: text/html; charset=utf-8');
+        header('Content-Type: application/json; charset=utf-8');
         $sImagesTranscoder = bx_process_input(bx_get('img_trans'));
         echo $oUploader->getGhosts((int)bx_get_logged_profile_id(), $sFormat, $sImagesTranscoder, $iContentId);
         break;