Uladzislau Lasitsa

@elasticmachine merge upstream

@elasticmachine merge upstream

@elasticmachine merge upstream

@stratoula, Could you please review again?

@elasticmachine merge upstream

> Thanx Vlad! Found one bug! If I am on TopN last value and then go back to timeseries and click "Navigate to Lens" I see this error > >...

> Looks pretty good, just found one bug: "Last value" mode is not respected for formula-type dimensions (like standard deviation or filter ratio) - it seems like it's just ignored...

@elasticmachine merge upstream

@elasticmachine merge upstream

> About the `handleEmptyXAccessor` - I think we can solve this without introducing a new hyper-specific argument. As we know whether there is no x accessor during expression build time,...