v2.4.2

• Fix: slash date format accept invalid dates
• Fix: forward date to correctly increment day by one #456 (by @Swivelgames)
• Fix: Midnight follow by date
• Fix: Incorrect date(day) value in Chinese Local time expression parsers when date by @maxwellyue
• Other refactoring/fixes by @mikemikhaylov @7qt

v2.4.1...v2.4.2