SimpleMobileTools/Simple-Calendar 3.1.0

on GitHub

Made some CalDAV sync improvements, especially related to repeatable event exceptions
Added a Map button to event location, to display the location in a third party map
Handle INSERT and EDIT intent
Made Dark theme the default
Updated both event list and monthly widget, hopelly making them more reliable
Added holidays in Australia
Hopefully fixed the off-by-one error at importing/syncing all-day events/holidays