Issue #2230637 by plach, fran seva, yched, swentel: Create a Language field widget and the related formatter

Issue #2340667 by YesCT, Pedro Lozano, alexpott, martin107: Protect Drupal\Core\Language\Language::id, and use getId().

Issue #2346911 by larowlan, vijaycs85, Berdir | sihv: Fixed Base field overrides have incorrect default value callable properties.

Issue #2100343 by Berdir, fago, martin107, visabhishek, sriharsha.uppuluri, Yorirou: Remove 'fieldable' key in entity definitions in favour of 'field_ui_base_route'.

Issue #2313757 by Berdir, Wim Leers, dawehner: Remove text_processing option from text fields, expose existing string field types as plain text in UI.

Issue #2226493 by Berdir, Wim Leers, m1r1k, mr.baileys, andypost, scor, cbr, joelpittet: Apply formatters and widgets to Node base fields.

Issue #2326949 by plach, effulgentsia: Move entity-type-specific schema information from the storage class to a schema handler.

Issue #1976158 by Berdir | msonnabaum: Rename entity storage/list/form/render "controllers" to handlers.

Issue #2283977 by alexpott, Gábor Hojtsy, effulgentsia, fago: Create a new ConfigEntity type for storing bundle-specific customizations of base fields.

Issue #2319671 by dawehner, jhodgdon, xjm, alexpott: ViewsDataController: Step1: Move entity views data into controllers.

Issue #2154435 by andypost, Berdir, mparker17: Rename EntityAccessController to EntityAccessControlHandler.

Issue #2246665 by jaredsmith, martin107, YesCT, filijonka, tstoeckler: Typehint with Drupal\Core\Language\LanguageInterface instead Drupal\Core\Language\Language.

Issue #2248991 by marco, tstoeckler, xjm: Rename the 'log' field to 'revision_log' in Node and CustomBlock.

Issue #2183231 by tstoeckler, plach, jessebeach, fago, Berdir, xjm, mauzeh: Make ContentEntityDatabaseStorage generate static database schemas for content entities.

Issue #2068333 by roderik, skipyT, pcambra, plach, Désiré, marcingy, peximo: Convert node SQL queries to the Entity Query API.

Issue #2227973 by pfrenssen, Berdir: Rename ContentTranslationController to ContentTranslationHandler.

Issue #2111887 by Gábor Hojtsy, kfritsche, vasi1186, dclavain, YesCT, segi: Regression: Only title (of base fields) on nodes is marked as translatable.

Issue #2120871 by andypost, Berdir, amateescu, vladan.me, Xano: Rename EntityListController to EntityListBuilder.

Issue #2145103 by Berdir, das-peter, fago, amateescu: Provide non-configurable field types for entity created, changed and timestamp fields.

Issue #2114707 by Berdir, yched, amateescu, effulgentsia, fago: Allow per-bundle overrides of field definitions.

Issue #2119905 by damiankloip, tim.plunkett, Berdir: Provide @ConfigEntityType and @ContentEntityType to have better defaults.

Issue #2078387 by Xano, andypost, twistor, splatio, InternetDevels, amateescu, Berdir, larowlan, vladan.me: Add an EntityOwnerInterface.