* Initial

* WIP

* wip

* Refactor: fixing types

* Refactor: Fixed more typings

* Feature: Moves TestData to new API

* Feature: Moves CloudMonitoringDatasource to new API

* Feature: Moves PrometheusDatasource to new Variables API

* Refactor: Clean up comments

* Refactor: changes to QueryEditorProps instead

* Refactor: cleans up testdata, prometheus and cloud monitoring variable support

* Refactor: adds variableQueryRunner

* Refactor: adds props to VariableQueryEditor

* Refactor: reverted Loki editor

* Refactor: refactor queryrunner into smaller pieces

* Refactor: adds upgrade query thunk

* Tests: Updates old tests

* Docs: fixes build errors for exported api

* Tests: adds guard tests

* Tests: adds QueryRunner tests

* Tests: fixes broken tests

* Tests: adds variableQueryObserver tests

* Test: adds tests for operator functions

* Test: adds VariableQueryRunner tests

* Refactor: renames dataSource

* Refactor: adds definition for standard variable support

* Refactor: adds cancellation to OptionPicker

* Refactor: changes according to Dominiks suggestion

* Refactor:tt

* Refactor: adds tests for factories

* Refactor: restructuring a bit

* Refactor: renames variableQueryRunner.ts

* Refactor: adds quick exit when runRequest returns errors

* Refactor: using TextArea from grafana/ui

* Refactor: changed from interfaces to classes instead

* Tests: fixes broken test

* Docs: fixes doc issue count

* Docs: fixes doc issue count

* Refactor: Adds check for self referencing queries

* Tests: fixed unused variable

* Refactor: Changes comments