***Elasticsearch**: Add option for result set size in raw_document [#3426](https://github.com/grafana/grafana/issues/3426)[#8527](https://github.com/grafana/grafana/pull/8527), thx [@mk-dhia](github.com/mk-dhia)
## Bug Fixes
***Graph**: Bug fix for negative values in histogram mode [#8628](https://github.com/grafana/grafana/issues/8628)