- When splitting the date, we must do a special correction due   Day_Of_Week operation that uses the system timezone and not the   argument timezone.  This results in a wrong day computed if the   current hour is not in the same timezone. - Fix the Get_Week_Start/Get_Week_End to use the day of week   that was extracted by the Split operation (otherwise, we get the   same timezone issue and start/end are wrong)
- When splitting the date, we must do a special correction due
  Day_Of_Week operation that uses the system timezone and not the
  argument timezone.  This results in a wrong day computed if the
  current hour is not in the same timezone.
- Fix the Get_Week_Start/Get_Week_End to use the day of week
  that was extracted by the Split operation (otherwise, we get the
  same timezone issue and start/end are wrong)

Letractively/ada-util,flottokarotto/ada-util,flottokarotto/ada-util,Letractively/ada-util