[DPSLN-5] The SimpleLocalnet backend should take (RemoteTable -> RemoteTable) rather than RemoteTable

[qnikst]

[Imported from JIRA. Reported by Edsko de Vries @edsko) as DPSLN-5 on 2012-10-22 14:12:04]
This avoids the need for Control.Distributed.Process.Node in applications that use it.