preaggregate mrn improve
mrn incremental map reduce from temporary collection, after than copy to persistant
mrn incremental map reduce with counter for new events, each 100 events perform MR  (result: conncurent save = avg 8ms)
manager refactor , invoke js in constructor as default
Revert "manager refactor , invoke js in constructor as default"

This reverts commit a0dd4f012cb7e4fe5cff82415aab3f8eee6cc022.
manual revert !git
manual revert !git
query impl refact
caliper fix