Pavel Marek 28243a0fd1 Define Enso epoch start as 15th October 1582. (#3804) ... Define start of Enso epoch as 15th of October 1582 - start of the Gregorian calendar. # Important Notes - Some (Gregorian) calendar related functionalities within `Date` and `Date_Time` now produces a warning if the receiving Date/Date_Time is before the epoch start, e.g., `week_of_year`, `is_leap_year`, etc.		2022-10-27 10:16:43 +00:00
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Standard	Define Enso epoch start as 15th October 1582. (#3804)	2022-10-27 10:16:43 +00:00