* [android] - remove ViewMarkers crash, show correct view cache size in test activity * use MapboxMap to indicate a MarkerView is no longer added on a map, no future updates will be passed on to core. * resolve memory leak
* [android] - remove ViewMarkers crash, show correct view cache size in test activity * use MapboxMap to indicate a MarkerView is no longer added on a map, no future updates will be passed on to core. * resolve memory leak