Add more checks

Remove duplicate / in S3 path (for old MinIO version)

Improve support of S3 storage

Improve logging

Update libraries

Fix round in time aggregation

Fix potential deadlock

Fix schema version

Fix initial value creation

Create initial value when creating schema and initial checks

Fix div by zero error when dedup empty collection

Revamp integrity chekcs

Make needCheck cancellable

Add drop method in traversal

Cleanup