typo fix, not updating today_bonus value properly for display (still wrote correctly)
simple function to write out 'public' user stats
write_user_stats updates to tracker
new python-based appindicator, add to user login or just launch with F2. displays a battery icon (by son's request, need better icon for this) indicating how much time is left, plus other stats in a gnome-shell/unity applet format (or whatever supports appindicator which may be just unity)