factor out the dummy record for other tests to use
cleanup the recorder function signatures
update tests and fix csv_recorder
fix test for the list_recorder
Merge branch 'fix-recorders' into rework-pikos-api-decorators

* fix-recorders:
  fix test for the list_recorder
  update tests and fix csv_recorder
  cleanup the recorder function signatures
  factor out the dummy record for other tests to use

Conflicts:
	pikos/recorders/csv_recorder.py