[Add] DateRange

[JanGalek]

Adding DateRange and HistoricDate

[codecov]

Codecov Report

Attention: Patch coverage is 38.13953% with 133 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
dateRange.go	0.00%	45 Missing ⚠️
time.go	13.95%	37 Missing ⚠️
datetime.go	40.00%	15 Missing ⚠️
range.go	0.00%	13 Missing ⚠️
date.go	85.10%	7 Missing ⚠️
dateTimeValue.go	57.14%	4 Missing and 2 partials ⚠️
dateValue.go	57.14%	4 Missing and 2 partials ⚠️
timeValue.go	71.42%	3 Missing and 1 partial ⚠️

❌ Your patch status has failed because the patch coverage (38.13%) is below the target coverage (90.00%). You can increase the patch coverage or adjust the target coverage.
❌ Your project status has failed because the head coverage (53.89%) is below the target coverage (90.00%). You can increase the head coverage or adjust the target coverage.

Files with missing lines	Coverage Δ
timeValue.go	71.42% <71.42%> (ø)
dateTimeValue.go	57.14% <57.14%> (ø)
dateValue.go	57.14% <57.14%> (ø)
date.go	85.10% <85.10%> (ø)
range.go	0.00% <0.00%> (ø)
datetime.go	63.26% <40.00%> (-36.74%)	⬇️
time.go	13.95% <13.95%> (ø)
dateRange.go	0.00% <0.00%> (ø)