***Templating**: Built in time range variables `$__from` and `$__to`, [#1909](https://github.com/grafana/grafana/issues/1909)
***Alerting**: Use separate timeouts for alert evals and notifications [#14701](https://github.com/grafana/grafana/issues/14701), thx [@sharkpc0813](https://github.com/sharkpc0813)
***Elasticsearch**: Add support for offset in date histogram aggregation [#12653](https://github.com/grafana/grafana/issues/12653), thx [@mattiarossi](https://github.com/mattiarossi)
***Elasticsearch**: Add support for moving average and derivative using doc count (metric count) [#8843](https://github.com/grafana/grafana/issues/8843)[#11175](https://github.com/grafana/grafana/issues/11175)
