Catalog implemented. Port sharing implemented. Renamed trace to log.
Replacing ActorInfo.Usage by ActorInfo.IsOpen
Improved catalog error cases.
Added CatalogClient.Reconnect
Improved logging.
Renamed files from Actor... to Remact...
Renamed ActorOutput/Input to RemactClient/Service. ActorMessage to RemactMessage.
Moved all interface definitions to Remact.Interfaces.cs
Made RemactClient multithreaded.