Version 1.2

Main changes in this version:
- Gradient info in crosshair panel
- Standard/metric pref in totals view
- Clear heartrate fields if no heartrate data
- Crosshair data in bold
- Save ride name
- Implement period selection in totals view
- Make start location editable, and save
- Sort combo box on ride date (sort track list)
- Select most recent ride after startup
- Select (first) added ride after load
- Check for "multiple minute" time gaps when loading
- Busy cursor when quitting