1.4.0

• Add support for negative day input on-construct (FastForwarder(-2) == Rewinder(2))
• Make constructor visibility public; supports same arguments as createWithDays(); useful for factories/DI containers
• Move createWithDays() static method out of SkipWhenTrait

1.3.0

• Add bulk filter import/export to FastForwarder
• Add Rewinder for iterating backward from, rather than forward from, a given date
• Add monthAndDaysOnDayOfWeek filter for, e.g., December 26 as long as it's a Friday
• Move non-algorithmic functionality into SkipWhenTrait for use by other potential classes
• Fix exec() return type when argument subclasses \DateTime or \DateTimeImmutable

1.2.0

• Add isGoodFriday static filter
• Use userland Easter date calculation to allow isEasterMonday and isGoodFriday to work on HHVM

1.1.0

• Add isEasterMonday static filter
• Add standalone autoloader

1.0.0

Initial release