* Elasticsearch: Add support for serial diff pipeline aggregation

* Removing settings transsforms

* Removing unused deps

* removing unused dep

* Fixing type in test

* Adding backend support for serial_diff

* improve alerting search datasource

* correct the xorm get usage

* adding default datasource unittest

- It should produce NULL values instead, to be in line with Prometheus.

* Change API to expect UIDs instead of ID

* Remove unnecessary transactions

When only one query is executed

* Modify API responses

* Cleanup tests

* Use globally orgID and UID for identifying alert definitions

* GraphNG: Overhaul of main test dashboard and update to null & gaps dashboard

* Minor fix

* Chore: Ensure base time is the same when calculating default time range

* Chore: Fix intermittent test failure due to timing

* QueryEditorRow: Ability to change query name

* Style tweaks

* Updated UX

* Fixed tests

* Added validation messages

* Fixed keyboard navigation

* Updated tests

* Failed to load application files message improvement IE11

Improvement of the error message with information about the end of support of Internet Explorer 11.

* Update public/views/index-template.html

Co-authored-by: Torkel Ödegaard <torkel@grafana.com>

Co-authored-by: Torkel Ödegaard <torkel@grafana.com>

* CloudWatch: Add HTTP API tests

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

* Elastic: Fixes so templating queries work

* Chore: fixes test

* Fix: fixes getFields from metricFindQuery

Instrumentation: re-enable database wrapper feature to expose counter and histogram for database queries (#29662)

ref https://github.com/grafana/grafana/issues/29489

* Docs: Update labels to fields transform

* Update docs/sources/panels/transformations/types-options.md

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

* Update docs/sources/panels/transformations/types-options.md

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

* Moved merge info to before examples

* Update docs/sources/panels/transformations/types-options.md

Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com>

* More review updates

* Update docs/sources/panels/transformations/types-options.md

Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com>

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>
Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com>

* ci-build: Upgrade base image, Go, Node, golangci-lint

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

* Drone: Upgrade build image

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

* Drone: Upgrade plugin build image

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

Usage Stats: Calculate concurrent users as a histogram

Metric will help to understand if users are sharing their credentials or using one account for concurrent sessions. This will help to make more informed decisions when enforcing any license limitations on credentials usage.

* Elasticsearch: Fix broken alerting when using pipeline aggregations

* call onRunQuery after every query change

* Drone: Fix race conditions between Enterprise and Enterprise2

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

* loki.md: Add example of Loki data source config

It was little difficult to search an example of setting datasourceUid for Jaeger data source. 

I found the answer from https://github.com/grafana/grafana/issues/26087 and thought it would be good to document it.

* Update docs/sources/datasources/loki.md

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

* Update docs/sources/datasources/loki.md

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

* ReleaseNotes: Updated changelog and release notes for 7.3.6

* Update CHANGELOG.md

* Update release-notes-7-3-6.md

* Update _index.md

Co-authored-by: Torkel Ödegaard <torkel@grafana.org>

* Update usage-insights.md

* Update usage-insights.md

Bumps [axios](https://github.com/axios/axios) from 0.19.2 to 0.21.1.
- [Release notes](https://github.com/axios/axios/releases)
- [Changelog](https://github.com/axios/axios/blob/v0.21.1/CHANGELOG.md)
- [Commits](https://github.com/axios/axios/compare/v0.19.2...v0.21.1)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>