* Datasource test: fix describe nesting
* Parsing: export handleQuotes function
* Modify query: add functions to detect the presence of a label and remove it
* Loki: add support to toggle filters if already present
* Datasource test: fix describe nesting
* Loki: add support to toggle filter out if present
* Remove label: handle escaped values
* Datasource: add test case for escaped label values
* Loki: remove = filter when applying !=
* Remove selector: add support for Selector node being far from Matcher
* Modify query: add unit tests
* Elasticsearch: create modifyQuery for elastic
* Elastic modify query: implement functions
* Elasticsearch: implement modifyQuery functions in datasource
* Elasticsearch: update datasource test
* Loki modify query: check for streamSelectorPositions length
* Elasticsearch query has filter: escape filter value in regex
* Remove unused type
* Modify query: use query modeller instance from module
* disable double stringify
* Refactor test for addLabelToQuery
* Add tests (TDD for expected behaviour)
* Fix adding ad hoc filters to correct place when no stream selector
* Update
* Update comment
* Fix getAllPositionsInNodeByType
Co-authored-by: Sven Grossmann <svennergr@gmail.com>