Chronos 3.4.0

What's Changed

• Add withTestNow() for scoped time mocking by @dereuromark in #498
• Add startOfHour() and endOfHour() methods to ChronosTime by @dereuromark in #508
• Add shiftTimezone() method to Chronos by @dereuromark in #507
• Add toArray() method to Chronos, ChronosDate, and ChronosTime by @dereuromark in #506
• Add time comparison methods to ChronosTime by @dereuromark in #505
• Add nextOccurrenceOf() and previousOccurrenceOf() methods by @dereuromark in #496

Full Changelog: 3.3.3...3.4.0