Fallback to parsing Series from sub path during Manual Import.

src/NzbDrone.Core/MediaFiles/EpisodeImport/Manual/ManualImportService.cs

@@ -150,6 +150,16 @@ namespace NzbDrone.Core.MediaFiles.EpisodeImport.Manual
                 }
             }
 
+            if (series == null)
+            {
+                var relativeParseInfo = Parser.Parser.ParsePath(relativeFile);
+
+                if (relativeParseInfo != null)
+                {
+                    series = _seriesService.FindByTitle(relativeParseInfo.SeriesTitle);
+                }
+            }
+
             if (series == null)
             {
                 var localEpisode = new LocalEpisode();