Version 1.2.0, 2011-10-09:

	* new classes LatLon, CourseDistance, Linestring, Route, RoutePoint
	* full Python 3 compatibility
	* changed earth radius from 6370 km to 6371 km
	* additional attributes for tracks and routes (comment, source, number, type)
	* new method "cast" in most classes: TrackSegments can be cast to Routes,
	  Waypoints can be cast to TrackPoints, etc.

Version 1.1.1, 2011-09-23:

	* bugfixes in several constructors (thanks to Luke Whittlesey and Michael Gorven)

Version 1.1.0, 2011-02-24:

	* transversal Mercator projection
	* TrackSegment.simplify()
	* utility functions moved from global namespace to new class Util
	* added some Python special methods

Version 1.0.3, 2011-02-14:

	* use dateutil instead of mx.DateTime

Version 1.0.2, 2011-02-03:

	* better PyPI integration

Version 1.0.1, 2011-02-02:

	* bugfix in TrackSegment.__init__
	* Python 3.x compatibility
