Added Mongo-based HistoryStore actor
Modified to use KafkaProducer.props to create queueProducer
Added mongoServer and mongoDatabase settings
Modified to take ActorRef for a processor to handle each incoming data packet
Added @BeanProperty to Rowset properties for use from Esper
Updated .gitignore to ignore ENSIME and IDEA files
Added HistoryStore companion object with props method
Added actor-based Processor2 main class
Added actor-based UUDIFProcessor