v1.0.4

• Fix errors in PHP 8.

v1.0.3

• Add error codes for use custom error message or translation.
• Validate properties values must be correct.
• Validate more about begins date, end date, start date, stop date must be in range.
• If no end date were set, the max loop will be limit at 30000 increased from 10000.
• Add more unit tests.
• Add more http tests.

v1.0.2

Moved from OkveeNet\date-interval
Added PHPunit test.