New "streamer-app" to publish remote events to Kafka or RabbitMQ

[satran004]

Following events are currently supported

Available events:
- blockEvent (For Shelley and Post Shelley blocks)
- rollbackEvent
- byronMainBlockEvent. (For Byron Era main blocks)
- byronEbBlockEvent (For Byron Era EB Blocks)
- blockHeaderEvent,
- genesisBlockEvent
- transactionEvent
- auxDataEvent
- mintBurnEvent
- certificateEvent
- scriptEvent

By default blockEvent and rollbackEvent are enabled

Default topic / exchange : (Configurable)

By default, the following topics/exchanges names are used for supported events:

  1. blockEvent - blockTopic
  2. rollbackEvent - rollbackTopic
  3. byronMainBlockEvent - byronMainBlockTopic
  4. byronEbBlockEvent - byronEbBlockTopic
  5. blockHeaderEvent - blockHeaderTopic
  6. genesisBlockEvent - genesisBlockTopic
  7. certificateEvent - certificateTopic
  8. transactionEvent - transactionTopic
  9. auxDataEvent - auxDataTopic
  10. mintBurnEvent - mintBurnTopic
  11. scriptEvent - scriptTopic