* move queryRunner to panelModel

* remove isEditing from PanelChrome

* move listener to QueriesTab

* use queryRunner on MetricsPanelCtrl

* Added interval back as prop, not used yet

* QueryRunner: worked on tests

* PanelQueryRunner: Refactoring, added getQueryRunner to PanelModel

* PanelQueryRunner: interpolatel min interval

* merge master and remove grafana-live