store and manage calendar events in GPE

 gpe-calendar is a datebook or appointment utility for
 the GPE Palmtop Environment. Supports entries without
 due-time, just a note for a particular day, recurring
 events with options for daily, workdays, weekends,
 monthly, yearly (birthdays or other anniversaries),
 different view modes to give the user a good overview and
 mimedir (vCal, iCal) data import.