Heat.js - Documentation - Holiday

Type:	Name:	Description:
string	date	States the date of the holiday (format is "DD/MM/YYYY". If you don't include the year, the holiday will be shown every year).
string	name	States the name of of the holiday.
boolean	showInViews	States if the holiday is shown in the views (defaults to true). If true, the date will be excluded from all views.