Support deleting multiple scenes (#630)

* Improve layout and add buttons
* Move functionality into ListFilter
* Make modal style dark
* Convert scene options into edit scenes dialog
* Add delete scenes dialog
* Clear selected ids on delete
* Refetch after update/delete
* Use DeleteScenesDialog in Scene page
* Show scene check boxes in small screens
* Change default multi-set mode to set

ui/v2.5/src/components/Scenes/SceneCard.tsx

@@ -243,7 +243,7 @@ export const SceneCard: React.FC<ISceneCardProps> = (
     >
       <Form.Control
         type="checkbox"
-        className="scene-card-check d-none d-sm-block"
+        className="scene-card-check"
         checked={props.selected}
         onChange={() => props.onSelectedChanged(!props.selected, shiftKey)}
         onClick={(event: React.MouseEvent<HTMLInputElement, MouseEvent>) => {