Fix minor trump resolve issues

sections/reportsv2/takeresolve.php

           $AffectedUsers[] = $UserID;
         }
       }
+      $AffectedUsers = array_unique($AffectedUsers);
       foreach ($AffectedUsers as $UserID) {
         Tracker::update_tracker('add_token', ['info_hash' => substr('%'.chunk_split($InfoHash,2,'%'),0,-1), 'userid' => $UserID]);
         $DB->query("
-          INSERT INTO users_freeleeches (UserID, TorrentID, Time)
-          VALUES ($UserID, $ExtraID, NOW())
+          INSERT INTO users_freeleeches (UserID, TorrentID, Time, Uses)
+          VALUES ($UserID, $ExtraID, NOW(), 0)
           ON DUPLICATE KEY UPDATE
             Time = VALUES(Time),
             Expired = FALSE,
-            Uses = 0");
+            Uses = Uses");
         Misc::send_pm($UserID, 0, "Torrent Deleted: ".$RawName, "A torrent you have snatched (or uploaded) has been trumped by a more recent torrent. This new torrent will be freeleech for you for the next 4 days.\r\n\r\nYou can find the new torrent [url=".site_url()."torrents.php?torrentid=$ExtraID]here[/url]");
         $Cache->delete_value("users_tokens_$UserID");
       }

sections/schedule/every/expire_tokens.php

     AND Time < (NOW() - INTERVAL 4 DAY)");
 if ($DB->has_results()) {
   while (list($UserID) = $DB->next_record()) {
-    $Cache->delete_value('users_tokens_'.$UserID[0]);
+    $Cache->delete_value("users_tokens_$UserID");
   }
 
   $DB->query("

sections/upload/upload_handle.php

 
 // Maximum allowed size for uploaded files.
 // http://php.net/upload-max-filesize
-ini_set('upload_max_filesize', 2097152); // 2 Mibibytes
+ini_set('upload_max_filesize', 2097152); // 2 Mebibytes
 
 ini_set('max_file_uploads', 100);
 define('MAX_FILENAME_LENGTH', 180);