Creates a highlight at the given targets.
A highlight is a temporary graphic on the map that calls attention to a point or an area.
Call destroy() on the returned highlight object to remove the highlight.
Optionaloptions: HighlightOptionsCreates a highlight and zooms to the given targets.
See also add and MapModel.zoom.
Optionaloptions: HighlightZoomOptionsThis method destroys all active Highlights.
Manages highlights on the map.