***Pushover**: Adds support for images in pushover notifier [#10780](https://github.com/grafana/grafana/issues/10780), thx [@jpenalbae](https://github.com/jpenalbae)
***Graphite/InfluxDB/OpenTSDB**: Fix always take dashboard timezone into consideration when handle custom time ranges [#15284](https://github.com/grafana/grafana/issues/15284)
***Stackdriver**: Template variables in filters using globbing format [#15182](https://github.com/grafana/grafana/issues/15182)
***Cloudwatch**: Add `resource_arns` template variable query function [#8207](https://github.com/grafana/grafana/issues/8207), thx [@jeroenvollenbrock](https://github.com/jeroenvollenbrock)
***Stackdriver**: Fixes issue with data proxy and Authorization header [#14262](https://github.com/grafana/grafana/issues/14262)
***Units**: fixedUnit for Flow:l/min and mL/min [#14294](https://github.com/grafana/grafana/issues/14294), thx [@flopp999](https://github.com/flopp999).
***Logging**: Fix for issue where data proxy logged a secret when debug logging was enabled, now redacted. [#14319](https://github.com/grafana/grafana/issues/14319)
***InfluxDB**: Add support for alerting on InfluxDB queries that use the cumulative_sum function. [#14314](https://github.com/grafana/grafana/pull/14314), thx [@nitti](https://github.com/nitti)
*TSDB**: Fix always take dashboard timezone into consideration when handle custom time ranges**: Add support for alerting on InfluxDB queries that use the cumulative_sum function. [#14314](https://github.com/grafana/grafana/pull/14314), thx [@nitti](https://github.com/nitti)
***Plugins**: Panel plugins should no receive the panel-initialized event again as usual.
***Embedded Graphs**: Iframe graph panels should now work as usual. [#14284](https://github.com/grafana/grafana/issues/14284)
***Postgres**: Improve PostgreSQL Query Editor if using different Schemas, [#14313](
***Docs**: Added some details about Sessions in Postgres [#7694](https://github.com/grafana/grafana/pull/7694) thx [@rickard-von-essen](https://github.com/rickard-von-essen)
***Influxdb**: Allow commas in template variables [#7681](https://github.com/grafana/grafana/issues/7681) thx [@thuck](https://github.com/thuck)
***Cloudwatch**: stop using deprecated session.New() [#7736](https://github.com/grafana/grafana/issues/7736) thx [@mtanda](https://github.com/mtanda)
***OpenTSDB**: Pass dropcounter rate option if no max counter and no reset value or reset value as 0 is specified [#7743](https://github.com/grafana/grafana/pull/7743) thx [@r4um](https://github.com/r4um)
*TSDB**: Fix always take dashboard timezone into consideration when handle custom time ranges**: Pass dropcounter rate option if no max counter and no reset value or reset value as 0 is specified [#7743](https://github.com/grafana/grafana/pull/7743) thx [@r4um](https://github.com/r4um)
***Templating**: support full resolution for $interval variable [#7696](https://github.com/grafana/grafana/pull/7696) thx [@mtanda](https://github.com/mtanda)
***Elasticsearch**: Unique Count on string fields in ElasticSearch [#3536](https://github.com/grafana/grafana/issues/3536), thx [@pyro2927](https://github.com/pyro2927)
***Templating**: Data source template variable that refers to other variable in regex filter [#6365](https://github.com/grafana/grafana/issues/6365) thx [@rlodge](https://github.com/rlodge)
