func DateEntropy(dateMatch match.DateMatch) float64 {
	var entropy float64
	if dateMatch.Year < 100 {
		entropy = math.Log2(numDays * numMonths * 100)
	} else {
		entropy = math.Log2(numDays * numMonths * numYears)
	}

	if dateMatch.Separator != "" {
		entropy += 2 //add two bits for separator selection [/,-,.,etc]
	}
	return entropy
}
func DateEntropy(dateMatch match.DateMatch) float64 {
	var entropy float64
	if dateMatch.Year < 100 {
		entropy = math.Log2(numDays * numMonths * 100)
	} else {
		entropy = math.Log2(numDays * numMonths * numYears)
	}

	if dateMatch.Separator != "" {
		entropy += 2 //add two bits for separator selection [/,-,.,etc]
	}
	return entropy
}
// DateEntropy calculates the entropy provided by a date