Fixed: SignalR requiring a home directory to function properly.

src/NzbDrone.Host/Owin/MiddleWare/SignalRMiddleWare.cs

@@ -14,6 +14,7 @@ namespace NzbDrone.Host.Owin.MiddleWare
         {
             SignalRDependencyResolver.Register(container);
             SignalRJsonSerializer.Register();
+            SignalRProtectedData.Register();
 
             // Half the default time (110s) to get under nginx's default 60 proxy_read_timeout
             GlobalHost.Configuration.ConnectionTimeout = TimeSpan.FromSeconds(55);