Change to PDODocument library

src/public/index.php

@@ -6,7 +6,6 @@
  * Displays a list of unread or bookmarked items for the current user
  */
 
-use BitBadger\Documents\SQLite\Configuration;
 use FeedReaderCentral\Feed;
 use FeedReaderCentral\ItemList;
 
@@ -15,9 +14,7 @@ include '../start.php';
 FeedReaderCentral\Security::verifyUser();
 
 if (key_exists('refresh', $_GET)) {
-    $db = Configuration::dbConn();
-    $refreshResult = Feed::refreshAll($db);
-    $db->close();
+    $refreshResult = Feed::refreshAll();
     if (key_exists('ok', $refreshResult)) {
         add_info('All feeds refreshed successfully');
     } else {