* starting to add eval logic.
* wip
* first version of test rule.
* reverted file.
* add info colum to result to show error or (with CC evalmatches)
* fix labels in evalmatch
* fix be test
* refactored using observables.
* moved widht/height div to outside panel rendere.
* adding docs api level.
* adding container styles to error div.
* increasing size of preview.
Co-authored-by: kyle <kyle@grafana.com>