Release Testing Day 1 (#1491)

* Fixed a bug where typeahead wouldn't automatically show results on relationship screen without an additional click.

* Tweaked the code which checks if a modification occured to check on seconds rather than minutes

* Clear cache will now clear temp/ directory as well.

* Fixed an issue where Chrome was caching api responses when it shouldn't had.

* Added a cleanup temp code

* Ensure genres get removed during series scan when removed from metadata.

* Fixed a bug where all epubs with a volume would show as Volume 0 in reading list

* When a scan is in progress, don't let the user delete the library.

API/Services/MetadataService.cs

@@ -44,6 +44,7 @@ public interface IMetadataService
 
 public class MetadataService : IMetadataService
 {
+    public const string Name = "MetadataService";
     private readonly IUnitOfWork _unitOfWork;
     private readonly ILogger<MetadataService> _logger;
     private readonly IEventHub _eventHub;