James Dunkerley a20d43390e Adding DateTime part functions (#3669) ... - Added `Zone`, `Date_Time` and `Time_Of_Day` to `Standard.Base`. - Renamed `Zone` to `Time_Zone`. - Added `century`. - Added `is_leap_year`. - Added `length_of_year`. - Added `length_of_month`. - Added `quarter`. - Added `day_of_year`. - Added `Day_Of_Week` type and `day_of_week` function. - Updated `week_of_year` to support ISO. # Important Notes - Had to pass locale to formatter for date/time tests to work on my PC. - Changed default of `week_of_year` to use ISO.		2022-08-26 15:47:58 +00:00
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Standard	Adding DateTime part functions (#3669)	2022-08-26 15:47:58 +00:00