Fix google_map filters for all countries

Example of url which did not work:

    https://maps.google.fr/maps?q=Tolbiac,+Paris&hl=fr&ll=48.826284,2.3572&spn=0.007162,0.015814&sll=48.829618,2.353027&sspn=0.007162,0.015814&t=h&hnear=Tolbiac&z=17

Now it works. Thanks for your job!