Fix pan, zoom, scale and overview controls not showing.
Add support for Street View control.
Fix map types controls in Google Maps v3 API.
Disable mouse scrollwheel zooming by default.
If Overview Map Control enabled, show open by default.
Fix warning Non-static method WPGeo::get_post_map_settings().

Props @Flynsarmy
Try to fix themes using box-shadow on images (like Twenty Twelve).

Props @piwel
CSS code tidy.
Use Google Maps API v3 zoom control options.
De-dupe map types before display.