MFC r250198 (edwin, 2013-05-03):
On 30 April 2013 queen Beatrix resigned and crownprince Willem
Alexander became the new king. King's day is on 27 April.

MFC r255956 (rene, 2013-09-30):
Update the Dutch calendar entries:
- prince Johan Friso passed away in 2013
- correct status of queen Maxima and crown princess Catharina-Amalia
- language fixes

Approved by:	gjb (mentor)