CAL-690 [UIMiniCalendar]start day follows the option in the calendar settings
CAL-690 [UIMiniCalendar] add some comments
Merge branch 'fix/4.0.x/CAL-690' into stable/4.0.x
CAL-666 [Group Calendar] - Problems when adding a user that doesn't exist

Fix description: check permission before save group calendar.
CAL-560 HTTP status 404 when clicking on Link on invitation email of event on calendar of space

Fix description: Only update url in case of intranet context in function getCalendarURL.
CAL-693 Wrong starting day of monthly event by day of week

Fix description: set first day of week is Sunday when rendering week of month, weekday in UIEventForm class.
CAL-672 fix build test failure reduce critical sonar issue
CAL-685 [Share Calendar] "Select recipient" persists in the list in non-English languages

Fix description: I18N "Select recipient" check.
Merge commit 'e46183155dba465e49c63e8ee257dbfbe268a6e7' into HEAD