* NIFI-6780: Introduce RecordSinkService to separate format and destination, refactor common S2S utils
Added QueryNiFiReportingTask to SQL query NiFi status and metrics
Add PROCESSOR_STATUS and PROCESS_GROUP_STATUS
Add CONNECTION_STATUS_PREDICTIONS
check for null predictions
Add ConnectionStatusRecursiveIterator
Fix issue w/ duplicate iterator outputs
Refactored query interfaces, fixed assembly POM
Rebased v master, fixed isBackPressureEnabled and Checkstyle/RAT errors
Add DatabaseRecordSink service (#13)
* Add DatabaseRecordSink service
* Incorporated review comments
* NIFI-6780: Add/fix docs, cleanup warnings, fixed some table definitions
* Added bundle profile, remove predictions table if not enabled
* Added doc for which tables are available when
This closes#3826.
Joe Witt
Matthew Burgess