public void onLocationChanged(Location location) {
    lastLocation = location;

    if (currentLocationMarker != null) {
        currentLocationMarker.remove();
    }

    LatLng latLng = new LatLng(location.getLatitude(), location.getLongitude());
    MarkerOptions markerOptions = new MarkerOptions();
    markerOptions.position(latLng);
    markerOptions.title("Obecna Lokalizacja");
    markerOptions.icon(BitmapDescriptorFactory.defaultMarker(BitmapDescriptorFactory.HUE_BLUE));

    currentLocationMarker = mMap.addMarker(markerOptions);

    mMap.moveCamera(CameraUpdateFactory.newLatLng(latLng));
    mMap.animateCamera(CameraUpdateFactory.zoomBy(10));

    if (client != null) {
        LocationServices.FusedLocationApi.removeLocationUpdates(client, this);

    }

}