Fixed: Include all items if no category is specified in rtorrent

src/NzbDrone.Core/Download/Clients/rTorrent/RTorrent.cs

@@ -89,11 +89,11 @@ namespace NzbDrone.Core.Download.Clients.RTorrent
             foreach (RTorrentTorrent torrent in torrents)
             {
                 // Don't concern ourselves with categories other than specified
-                if (torrent.Category != Settings.MusicCategory) continue;
+                if (Settings.MusicCategory.IsNotNullOrWhiteSpace() && torrent.Category != Settings.MusicCategory) continue;
 
                 if (torrent.Path.StartsWith("."))
                 {
-                    throw new DownloadClientException("Download paths paths must be absolute. Please specify variable \"directory\" in rTorrent.");
+                    throw new DownloadClientException("Download paths must be absolute. Please specify variable \"directory\" in rTorrent.");
                 }
 
                 var item = new DownloadClientItem();