Chronos 2.4.0

Major Changes

• Date was renamed to ChronosDate and will be dropped in 3.0
• MutableDate and MutableDateTime were deprecated and will be removed in 3.0
• Deprecated several methods no longer supported in 3.0 - see https://book.cakephp.org/chronos/2/en/2-4-upgrade-guide.html

What's Changed

• Start deprecations for 2.next by @markstory in #344
• 2.next - Rename Date to ChronosDate. Deprecate MutableDate and MutableDateTime. by @othercorey in #348
• Change all use of Date to ChronosDate by @othercorey in #350
• 2.next Backport createInterval() by @markstory in #349
• 2.5 - Backport date by @markstory in #363
• 2.5 - More deprecations by @markstory in #367
• 2.5 Remaining deprecations by @markstory in #371
• Make setTimezone deprecation conditional by @markstory in #372
• First draft of 2.4 upgrade guide by @markstory in #375
• 2.4 - Add deprecations for createFromTimestampUTC() by @markstory in #379
• 2.next: fix setISODate by @LordSimal in #392
• 2.next: remove deprecation for setISODate by @LordSimal in #394
• 2.x: adjust CI to not ignore-platform-reqs by @LordSimal in #399

Full Changelog: 2.3.3...2.4.0