0.4.0 - May 8th, 2009
	Added initial support for Suunto T6.  Just grabs HRs for now.

0.3.1 - May 6th, 2009
	Handles missing data in a trackpoint now, including no lat and lng.
	
0.2.3
	Now should keep lat and lng set to nil when they don't exist in garmin files.