New: Ignore 'Other' subfolder when scanning disk

Closes #6437

src/NzbDrone.Core.Test/MediaFiles/DiskScanServiceTests/ScanFixture.cs

@@ -186,6 +186,7 @@ namespace NzbDrone.Core.Test.MediaFiles.DiskScanServiceTests
                            Path.Combine(_series.Path, "Scenes", "file6.mkv").AsOsAgnostic(),
                            Path.Combine(_series.Path, "Shorts", "file7.mkv").AsOsAgnostic(),
                            Path.Combine(_series.Path, "Trailers", "file8.mkv").AsOsAgnostic(),
+                           Path.Combine(_series.Path, "Other", "file9.mkv").AsOsAgnostic(),
                            Path.Combine(_series.Path, "Series Title S01E01 (1080p BluRay x265 10bit Tigole).mkv").AsOsAgnostic(),
                        });
 

src/NzbDrone.Core/MediaFiles/DiskScanService.cs

@@ -69,7 +69,7 @@ namespace NzbDrone.Core.MediaFiles
             _logger = logger;
         }
 
-        private static readonly Regex ExcludedExtrasSubFolderRegex = new Regex(@"(?:\\|\/|^)(?:extras|extrafanart|behind the scenes|deleted scenes|featurettes|interviews|scenes|samples|shorts|trailers)(?:\\|\/)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
+        private static readonly Regex ExcludedExtrasSubFolderRegex = new Regex(@"(?:\\|\/|^)(?:extras|extrafanart|behind the scenes|deleted scenes|featurettes|interviews|other|scenes|samples|shorts|trailers)(?:\\|\/)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
         private static readonly Regex ExcludedSubFoldersRegex = new Regex(@"(?:\\|\/|^)(?:@eadir|\.@__thumb|plex versions|\.[^\\/]+)(?:\\|\/)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
         private static readonly Regex ExcludedExtraFilesRegex = new Regex(@"(-(trailer|other|behindthescenes|deleted|featurette|interview|scene|short)\.[^.]+$)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
         private static readonly Regex ExcludedFilesRegex = new Regex(@"^\._|^Thumbs\.db$", RegexOptions.Compiled | RegexOptions.IgnoreCase);