title: Orion contextBroker allows set read preference to Mongodb replicaset?
body: <p>I'm reading the documentation of orion Context Broker and in the command line arguments I dont see any argument to set the read preference to my replicaset of mongoDB. In my application I need to set that the read preference have the option nearest to avoid bottle necks in high query traffic periods. Does anyone know if is possible?</p>