fix, offset by 2001 years in __jan00_daisy() to capture the leap mechanism of years 2100, 2200 and 2300
fix, offset by 2001 years in __jan00_daisy() to capture the leap mechanism of years 2100, 2200 and 2300

Signed-off-by: Sebastian Freundt <1f0829204b3475c52f714f96be4e7b39a87b6e74@ga-group.nl>

rudimeier/dateutils,rudimeier/dateutils,rudimeier/dateutils