- MustMatchValidator updated to take in reference form and matcher is now a string
- For backward compatibility change matcher to string of field name and pass form as variable to parameters
- e.g when calling the add validator method on the form `this.form.addValidator('', new MustMatchValidator({matcher:'', form:''}))
- MinDateValidator added to enforce minimum dates
- MaxDateValidator added to enforce maximum dates
- Required Validator will now validate array.length