* Binary ops support
* Add support for nested expressions in loki
* Nested queries working
* Fixing tests
* Share more code between loki and prometheus query modellers
* Change to cascader with search
* Don't change to select on backspace
* Fix error on group select
* Simplify getOperationDef
* Set cascader wrapper to fixed width
* Add placeholder
* Fix tests and type errors
* Fix props for backward compatibility
* Add comments
* Prometheus: Remove auto range option
* Prometheus: Remove auto range option
* Overhaul of range vector operations and default param
* Make sure label is string