What's Changed

This is the first Migrate release meant for jQuery 4.0.0. 🎉

Core

• Prepare for Migrate 4.0.0 by @mgol in #555
• Provide a package.json exports setup inspired by jQuery Core by @mgol in #566
• Make migrateWarnProp not return the prop for disabled patches by @mgol in #571
• Remove compatibility patches needed when upgrading TO jQuery 1.x/2.x by @mgol in #555, issue #549
• Differentiate between compatibility patches and pure warnings by @mgol in #555, issue #472
• Patch & warn against jQuery.now & jQuery.camelCase by @mgol in #599

Data

• Patch & warn about props from Object.prototype in data objects by @mgol in #561
• Patch $._data as well by @mgol in #569

Deferred

• Don't warn on setting getStackHook to the getErrorHook value by @mgol in #577

Event

• Patch jQuery.event.global by @mgol in #574
• Patch jQuery.event.special's prototype by @mgol in #573

Docs

• Improve the solution for boolean-attributes by @mgol in #588
• Fix an incorrect warning message & other issues in warnings.md by @mgol in #593
• Fix typos, comments, etc. by @mgol in #607

Manipulation

• Remove jQuery.UNSAFE_restoreLegacyHtmlPrefilter by @mgol in #555, issue #520

Full Changelog: 3.6.0...4.0.1