code: function(point) {
  			var latitude = point.hasOwnProperty('lat') ? 'lat' : 'latitude';
  			var longitude = (point.hasOwnProperty('lng') ? 'lng' : false) ||
  											(point.hasOwnProperty('long') ? 'long' : false) ||
  											'longitude';
  			var elevation = (point.hasOwnProperty('alt') ? 'alt' : false) ||
  											(point.hasOwnProperty('altitude') ? 'altitude' : false) ||
  											(point.hasOwnProperty('elev') ? 'elev' : false) ||
  											'elevation';
  			return {
  				latitude: latitude,
  				longitude: longitude,
  				elevation: elevation
  			};
  		}
docs: Get the key names for a geo point.
  
  @param		object	Point position {latitude: 123, longitude: 123, elevation: 123}
  @return	object	{ longitude: 'lng|long|longitude',
  latitude: 'lat|latitude',
  elevation: 'alt|altitude|elev|elevation' }