message: Add summaryAck and summaryNack sequenceNumber to log
diff: @@ -537,6 +537,7 @@ export class RunningSummarizer implements IDisposable {
  eventName: ackNack.type === MessageType.SummaryAck ? "SummaryAck" : "SummaryNack",
  category: ackNack.type === MessageType.SummaryAck ? "generic" : "error",
  timeWaiting: Date.now() - this.heuristics.lastAttempted.summaryTime,
  + sequenceNumber: ackNack.sequenceNumber,
  summarySequenceNumber: ackNack.contents.summaryProposal.summarySequenceNumber,
  error: ackNack.type === MessageType.SummaryNack ? ackNack.contents.errorMessage : undefined,
  handle: ackNack.type === MessageType.SummaryAck ? ackNack.contents.handle : undefined,
  