The first stable 4.x release, introducing Bootstrap 5 support.

What's Changed

• Update jquery version. by @ADmad in https://github.com/FriendsOfCake/bootstrap-ui/pull/352
• Add BS5 support by @ndm2 in https://github.com/FriendsOfCake/bootstrap-ui/pull/350
• Improve ARIA attribute handling. by @ndm2 in https://github.com/FriendsOfCake/bootstrap-ui/pull/355
• CakePHP 4.3 compatibility by @ndm2 in https://github.com/FriendsOfCake/bootstrap-ui/pull/356
• Remove comment that no longer applies. by @ndm2 in https://github.com/FriendsOfCake/bootstrap-ui/pull/357
• Update dependencies. by @ndm2 in https://github.com/FriendsOfCake/bootstrap-ui/pull/358
• Update tests. by @ADmad in https://github.com/FriendsOfCake/bootstrap-ui/pull/361
• Escape request params. by @ADmad in https://github.com/FriendsOfCake/bootstrap-ui/pull/360
• 4.x - Fix install command test. by @ndm2 in https://github.com/FriendsOfCake/bootstrap-ui/pull/363
• 4.x - Escape request params. by @ndm2 in https://github.com/FriendsOfCake/bootstrap-ui/pull/362
• Add support for configurable spacing. by @ndm2 in https://github.com/FriendsOfCake/bootstrap-ui/pull/359
• 4.x - Add docs for the spacing feature. by @ndm2 in https://github.com/FriendsOfCake/bootstrap-ui/pull/365
• Merge BS5 into Master by @ndm2 in https://github.com/FriendsOfCake/bootstrap-ui/pull/366
• 4.x - Automatically generate placeholders for floating labels. by @ndm2 in https://github.com/FriendsOfCake/bootstrap-ui/pull/367

Full Changelog: https://github.com/FriendsOfCake/bootstrap-ui/compare/3.1.0...4.0.0