Markers with label are now css hoverable
Markers with label are now css hoverable

You can't use css hover because you are hovering the "invisible" div and if you try change color or anything else you won't see it because 0.1 opacity.

You must choose between to hover labels by css or to capture events even if the label is in the shadow of a google.maps.InfoWindow.

More info [here](https://github.com/angular-ui/angular-google-maps/issues/1574#issuecomment-149764981)
googlemaps/v3-utility-library,googlemaps/v3-utility-library,googlemaps/v3-utility-library