5.3.0

What's Changed

• Use Settings API for future proofing by @obenland in #1311
• Group admin-related classes by @obenland in #1323
• Fix: Undefined property: stdClass::$ID by @pfefferle in #1328
• Fix: Uncaught Error: Call to undefined method Json::get_id by @pfefferle in #1330
• Add Undo functionality by @obenland in #1301
• Outbox: Add settings for Outbox retention by @obenland in #1325
• Add URI transformer by @pfefferle in #1292
• Settings: Bring back notifications by @obenland in #1333
• Fix outbox not using object types other than Base_Object by @Menrath in #1268
• Outbox: Process first batch right away by @obenland in #1334
• Add metadata to New Follower E-Mail by @akirk in #1172
• Comments: Decode html entities before using them by @obenland in #1337
• Add support for a reply "context" by @pfefferle in #1258
• Outbox: Skip most bulk editing by @obenland in #1341
• Send Update-Activity when "Actor-Mode" is changed by @pfefferle in #1342
• Add: Preview support for Articles by @pfefferle in #1331
• Settings: Move help tabs to settings class by @obenland in #1344
• Editor: Add context to visibility settings by @obenland in #1345
• Fix: consistent use of site_supports_blocks by @pfefferle in #1348
• Outbox: Re-use cached inbox getters by @obenland in #1349
• Move: Support incoming Move Activities by @pfefferle in #1335
• Add: Resolvable Outbox-Activities by @pfefferle in #1332
• Fix Announce Activities by @pfefferle in #1351
• Tests: Don't create Outbox items when actor mode changes by @obenland in #1353
• Rewrite rules: be more specific in pattern to get author redirects by @jeherve in #1358
• Update Comments endpoint to extend WP_REST_Controller by @obenland in #1352
• Tests: Don't show Outbox in Rest API by @obenland in #1360
• Improve: ActivityPub query-var check by @pfefferle in #1357
• Outbox: Retry failed Follower notifications by @obenland in #1336
• Improve: Always send Vary header by @pfefferle in #1366
• Post representation: bring back the activitypub_post_locale filter by @jeherve in #1367
• Upgrades: Flush rewrite rules for #1358 by @obenland in #1368
• Readme: Remove remaining 4.x changelogs by @obenland in #1369
• Deprecate activitypub_post_locale in favor of activitypub_locale by @jeherve in #1370
• Release 5.3.0 by @pfefferle in #1371

Full Changelog: 5.2.0...5.3.0