* Add feet/Nautical Miles units (thanks to elperepat)
* Update OpenStreetMaps Credits (thanks to OpenStreetMaps)
* WP Tabs fix (thanks to Douglas) 

git-svn-id: https://plugins.svn.wordpress.org/wp-gpx-maps/trunk@928892 b8457f37-d9ea-0310-8a92-e5e31aec5664