v5.0.beta

• Added support for making the week start on sunday
• Added indicators that show how many incomplete reminders are in each list/group
• Added support for syncing with CalDAV servers
• Added support for selecting multiple reminders in one click by holding shift
• Added support for dragging and dropping reminders between lists
• Added support for importing and exporting ical/ics files
• Added more multithreading to significantly speed up certain operations
• Added support for syncing recurring reminders with Microsoft To Do
• Added support for creating monthly and yearly repeating reminders
• Version numbers are now handled in a logical way (as in they aren't just doubles)
• Microsoft sign in window now appears in the app instead of in the browser
• Significantly improve how recurring reminders function
• Fix date/time text wrapping awkwardly
• Improvements to handling of network errors
• Fix some other minor issues
• Bump API version