v0.7.1, 2016-08-14 -- Fix for tracks with only 1 trackpoint.

v0.7.0, 2016-01-01 -- Added average altitude support. Thanks @firefly-cpp

v0.6.0, 2014-11-18 -- Added heart rate data & pace support. Thanks @stevedoyle

v0.3.0, 2013-01-09 -- Changed methods to properties

v0.1.0, 2013-01-07 -- Initial release.
