Issue #3209249 by quietone, smustgrave, bharath-kondeti, ankithashetty, KapilV, longwave, Spokje: Fix spelling for 29 migrate translation related words

Issue #3318888 by mondrake, Spokje, smustgrave, xjm, longwave: Fix migrate destination entity PHPStan L0 issues

Issue #3052115 by huzooka, HitchShock, floydm, ranjith_kumar_k_u, Sam152, edysmp, codebymikey, herved, Wim Leers, quietone, hchonov, Berdir, DamienMcKenna, rclemings, donquixote, benjifisher, fengtan, jwilson3: Mark an entity as 'syncing' during a migration update

Revert "Issue #3052115 by huzooka, HitchShock, floydm, ranjith_kumar_k_u, Sam152, edysmp, codebymikey, herved, Wim Leers, quietone, hchonov, Berdir, DamienMcKenna, rclemings, donquixote, benjifisher, fengtan, jwilson3: Mark an entity as 'syncing' during a migration update"

This reverts commit 68c1000f.

Issue #3052115 by huzooka, HitchShock, floydm, ranjith_kumar_k_u, Sam152, edysmp, codebymikey, herved, Wim Leers, quietone, hchonov, Berdir, DamienMcKenna, rclemings, donquixote, benjifisher, fengtan, jwilson3: Mark an entity as 'syncing' during a migration update

Issue #3274474 by mondrake, longwave, andypost, Spokje, catch, alexpott: Fix 'Access to an undefined property' PHPStan L0 errors

Issue #3222251 by bbrala, longwave: [November 8, 2021] Replace all isset constructs with the null coalescing operator

Issue #3114974 by andypost, kishor_kolekar, mikelutz, alexpott: \Drupal\migrate\Plugin\MigrateDestinationInterface::fields() $migration argument is deprecated

Issue #2937782 by quietone, jofitz, yo30, heddn, Wim Leers, catch: Create trait for getDefinitionFromEntity

Issue #3061253 by BR0kEN: Remove irrelevant documentation from the Drupal\migrate\Plugin\migrate\destination\Entity

Issue #2886622 by Berdir, martin107, Mile23, tim.plunkett, mikelutz, jonathan1055: Deprecate all EntityManager methods with E_USER_DEPRECATED

Issue #3025427 by Berdir, amateescu: Add @trigger_error() to deprecated EntityManager->EntityTypeBundleInfo methods

Issue #2876085 by heddn, maxocub, phenaproxima, Jo Fitzgerald, vasi, quietone, yoroy, masipila, larowlan, neclimdul, krystalcode, catch: Before upgrading, audit for potential ID conflicts

Issue #2862659 by Jo Fitzgerald, Yogesh Pawar, phenaproxima: Add documentation to Entity destination plugin

Issue #2225775 by vasi, quietone, phenaproxima, chx, penyaskito, mikeryan, esclapes, vprocessor, steinmb, Gábor Hojtsy, Marc Angles, bwinett: Migrate Drupal 6 core node translation to Drupal 8

Issue #2700581 by mikeryan, benjy, heddn, vasi: Destination bundle set in destination plugin, not in process

Issue #2665992 by alexpott, klausi, heykarthikwithu, xjm, tstoeckler: @file is not required for classes, interfaces and traits

Issue #2676222 by alexpott, johnrosswvsu: Move MigrationInterface out of the migrate\Entity namspace now they are plugins

Issue #2514212 by Berdir, tduong, chx: Entity::getEntity() does not correctly deal with an existing ID mapping without a destination ID

Issue #2590993 by mikeryan, webflo, svendecabooter, dixon_, phenaproxima: Create stub entities with proper default values

Issue #2361093 by mikeryan, dawehner, Devin Carlson, benjy, phenaproxima: Add a rollback functionality to migrate

Issue #2340401 by benjy, roderik, mikeryan, dawehner, andypost, chx, phenaproxima, larowlan: Fill commented entity during stub comment saving

Issue #2460529 by alexpott, chx, phenaproxima: Migrations need to use the configuration entity dependency system

Issue #1875996 by Xano, tim.plunkett, neclimdul, Rajendar Reddy, Jalandhar: Reconsider naming conventions for derivative classes.

Issue #2213451 by andypost, bdone, benjy, penyaskito, chx, claudiu.cristea, damiankloip, gregboggs, InternetDevels, jessehs, jhedstrom, marvil07, mikeryan, pcambra, Xano, YesCT: Update Migrate API in core