BAP-7026: Duplicate Calendars after application version update
 - fixed
BAP-7026: Duplicate Calendars after application version update
 - CR fixes
BAP-7026: Duplicate Calendars after application version update
 - CR fixes
Merge pull request #3429 from laboro/fix/BAP-7026_corrupted_calendars_1_5

BAP-7026: Duplicate Calendars after application version update
Merge remote-tracking branch 'remotes/dev/1.5' into 1.5