sort the event collection after adding a calendar, as the drawing functions rely on the event collection to be sorted by begin date Signed-off-by: Fabrizio Iannetti <fabrizio.iannetti@gmail.com>
* latest iced * read events from ical files (using the icalendar crate) * ical files specified on command line (using clap, bit overkill) Signed-off-by: Fabrizio Iannetti <fabrizio.iannetti@gmail.com>