#423

2. Move all data define to storage module

#367

2. Add abstract ExchangeWorker to aggregate the data wait to exchange.
3. Once per second, timer call the implementation work of ExchangeWorker to exchange.
4. Exchanged data send to AggregationWorker, the data exchange 10 times but not exchanged, then give up.
5. Just component finish the exchange coding.

2. make stream module as a collector define module, contains grpc remote service for call remote workers
3. worker framework is ok
4. Collector start ok

2. Add agent register module

/agentstream/grpc
/agentstream/jetty

2. Add context help for every module to find another module’s context.

#266

2. created workerref class use for cover akka actorref class