***Security**: Upgrade macaron session package to fix security issue. [#14043](https://github.com/grafana/grafana/pull/14043)
***Security**: Upgrade macaron session package to fix security issue. [#14043](https://github.com/grafana/grafana/pull/14043)
***Cloudwatch**: Show all available CloudWatch regions [#12308](https://github.com/grafana/grafana/issues/12308), thx [@mtanda](https://github.com/mtanda)
***Cloudwatch**: Show all available CloudWatch regions [#12308](https://github.com/grafana/grafana/issues/12308), thx [@mtanda](https://github.com/mtanda)
***Cloudwatch**: AWS/Connect metrics and dimensions [#13970](https://github.com/grafana/grafana/pull/13970), thx [@zcoffy](https://github.com/zcoffy)
***Cloudwatch**: AWS/Connect metrics and dimensions [#13970](https://github.com/grafana/grafana/pull/13970), thx [@zcoffy](https://github.com/zcoffy)
***Cloudwatch**: Enable using variables in the stats field [#13810](https://github.com/grafana/grafana/issues/13810), thx [@mtanda](https://github.com/mtanda)
***Postgres**: Add delta window function to postgres query builder [#13925](https://github.com/grafana/grafana/issues/13925), thx [svenklemm](https://github.com/svenklemm)
***Postgres**: Add delta window function to postgres query builder [#13925](https://github.com/grafana/grafana/issues/13925), thx [svenklemm](https://github.com/svenklemm)
***Elasticsearch**: Fix switching to/from es raw document metric query [#6367](https://github.com/grafana/grafana/issues/6367)
***Elasticsearch**: Fix switching to/from es raw document metric query [#6367](https://github.com/grafana/grafana/issues/6367)
***Elasticsearch**: Fix deprecation warning about terms aggregation order key in Elasticsearch 6.x [#11977](https://github.com/grafana/grafana/issues/11977)
***Elasticsearch**: Fix deprecation warning about terms aggregation order key in Elasticsearch 6.x [#11977](https://github.com/grafana/grafana/issues/11977)