* Add new global built-in variables #20523
new branch from master

* #20523 Revert change on __from and __to like requested

* #20523 simplify contextSrv access

* #20523 simplify contextSrv access

* #20523 repair jest tests

* reimplement hidefromtabs

* remove console log

* going with option b instead

* less explicit

Implements initial support for resources using v0.14.0 of SDK.

Ref #21512

This is to make the custom dockerfiles compatible with our instruction
to use persitent volumes for the /var/lib/grafana dir. Without this
change the contents of that folder will be overshadowed by the persitent
volume and none of the pre-installed plugins will be available.

Image Rendering: Fix render of graph panel legend aligned to the right using Grafana image renderer plugin/service (#21854)

Don't render class body--phantomjs on body element when 
PhantomJS renderer not is in use.

Fixes #21830

* Applied prettier to relevant webpack configs

* Replaced ng-annotate with babel-plugin-angularjs-annotate

… and replaced ts-loader with @preset/typescript

* Removed redundant import

… that is problematic with Babel's module resolver

* Updated lockfile

* Traspile debug package to es5 for PhantomJS support

* Update babel to latest version

* Remove @babel/poolyfill and url search params polyfill

* Add ts-loader to grafana-ui dependencies

* Update prod webpack build to use cor-js 3

* Applied prettier to relevant webpack configs

* Replaced ng-annotate with babel-plugin-angularjs-annotate

… and replaced ts-loader with @preset/typescript

* Updated lockfile

Co-authored-by: Dominik Prokop <dominik.prokop@grafana.com>

* Docs: Add information about license expiration

* Docs: Improve clarity of license expiration page

* review comments

* change renewal instructions to a list

* language improvements

* review fixes

Graphite: Fixed issue with functions with multiple required params and no defaults caused params that could not be edited (groupByNodes groupByTags) (#21814)

* Graphite: Fixed issue functions with multiple required params and no defaults

* removed some prev changes

* Update public/app/plugins/datasource/graphite/func_editor.ts

Co-authored-by: Dominik Prokop <dominik.prokop@grafana.com>

* Timepicker class fixed

* Missed arrow in dashboard title

* Upgraded to latest stroybook.

* Upgraded to version 5.3.9

* updated yarn.lock file.

* Mak table panel with padding

* Make table have a correct height

StatPanels: Fixed migration from old singlestat and default min & max being copied even when gauge was disbled (#21820)

* Update docker.md

* Update configuration.md

* Update configuration.md

* Update configuration, docker, and add configure-docker

* Moe Docker updates

* Update docker.md

* deleted build custom docker image file and moved content

* Update docker.md

* Minor updates

Mostly grammar fixes

* Update docs/sources/installation/docker.md

Co-Authored-By: Marcus Efraimsson <marcus.efraimsson@gmail.com>

* Updated config-docker and configuration

Moved environment variables information back to configuration.md

* Update docs/sources/installation/configuration.md

Co-Authored-By: Leonard Gram <leo@xlson.com>

* Update docs/sources/installation/configure-docker.md

Co-Authored-By: Marcus Efraimsson <marcus.efraimsson@gmail.com>

* Update docs/sources/installation/docker.md

Co-Authored-By: Leonard Gram <leo@xlson.com>

* Update docs/sources/installation/docker.md

Co-Authored-By: Leonard Gram <leo@xlson.com>

* Update docs/sources/installation/docker.md

Co-Authored-By: Leonard Gram <leo@xlson.com>

* Applied edits

* Update _index.md

Co-authored-by: Marcus Efraimsson <marcus.efraimsson@gmail.com>
Co-authored-by: Leonard Gram <leo@xlson.com>

This alphabetizes names in the sidebar docs/features/DataSources and
also includes a fix in typo for the item "TestData".

* add error tab

* conditional tabs

* feedback from review

* expose lastResult via function

* remove todo and weird char

* fixing overflow states and height of tabcontent

* style fixes

* more changes to scroll handling

* fixing null checks

* Change drawer content padding

* Add scroll in the story

Co-authored-by: Dominik Prokop <dominik.prokop@grafana.com>

* TablePanel: display multi-line text

* Fix tests

* Fixed issue where gauge throw error on empty result.

* Some refactorings to improve the code.

* Added some tests to make sure this doesn't happen again.