Issue #3106216 by Spokje, longwave, alexpott, apaderno, Hardik_Patel_12, daffie: Remove unused variables from core

Issue #2343517 by joelpittet, quietone, rteijeiro, andypost: Cleanup @todo referring to the config dependencies API issue

Issue #2055851 by andypost, jungle, dawehner, Mac_Weber, sja112, borisson_, fietserwin, init90, Gábor Hojtsy, xjm, effulgentsia, tim.plunkett: Remove translation of exception messages

Issue #3047866 by mikelutz, Berdir, TR, alexpott, andypost, Satyanarayan Reddy: Remove usage of deprecated \Drupal::entityManager() in core

Issue #2282119 by amateescu, jibran, Jo Fitzgerald, yched, plach, timmillwood, fago, Sam152, larowlan: Make the Entity Field API handle field purging

Issue #2862308 by Yogesh Pawar, joelpittet, amateescu: Log a message when skipping deleted fields during field_purge_batch()

Issue #2776975 by joelpittet, dawehner, tim.plunkett, xjm, pfrenssen: March 3, 2017: Convert core to array syntax coding standards for Drupal 8.3.x RC phase

Issue #2798609 by hardik.p, shashikant_chauhan, naveenvalecha, joachim, daffie: field.purge.inc points to php.net delete function

Issue #2491155 by mikeburrelljr, Mac_Weber, opdavies: Update drupal.org and kernel.org URLs in core modules (Follow-up to 2489912)

Issue #2030633 by hussainweb, Mile23, carsonevans, czigor, Berdir, fernando_calsa, Geijutsuka, amitgoyal, Jānis Bebrītis, undertext: Expand FieldStorageConfig with methods

Issue #2312093 by alexpott, yched, andypost, swentel | xjm: Rename FieldInstanceConfig to FieldConfig.

Issue #2326981 by effulgentsia: Move \Drupal\field\FieldException to \Drupal\Core\Field\FieldException.

Issue #2287727 by yched, swentel, alexpott: Rename Field[instance]Config classes and entity types (again).

Issue #2144263 by fago, yched, alexpott, Berdir, plach, andypost, effulgentsia, michaelfavia: Decouple entity field storage from configurable fields.

Issue #2143291 by plach, alexpott, xjm, effulgentsia, pwolanin, swentel | yched: Clarify handling of field translatability.

Issue #2095303 by swentel, plopesc, Berdir, claudiu.cristea, yched: Rename 'field_entity' to 'field_config' and 'field_instance' to 'field_instance_config'.

Issue #2005716 by tim.plunkett, msonnabaum, dawehner, alexpott, effulgentsia: Promote EntityType to a domain object.

Issue #2018319 by yched, swentel, pcambra: Remove field_read_field(s)() and field_read_instance(s) in favor of entity_load() and entity_load_multiple_by_properties().

Issue #1953408 by swentel, aspilicious, andypost, yched: Remove ArrayAccess BC layer from field config entities.

Issue #2051923 by Berdir, dixon_, plach: Rename \Drupal\Core\Entity\Field\Field, related subclasses and interfaces to *FieldItemList.

Issue #2079025 by yched, Berdir: Remove dead code (e.g. field_test().storage.inc) due to entity storage refactoring.

This reverts commit a234a4fa.

Bad commit message. :P

Issue #1497374 by yched, chx, amateescu, plach, Damien Tournoud, fago, swentel: Switch from Field-based storage to Entity-based storage.

Issue #1847002 by tim.plunkett, effulgentsia, msonnabaum: Move entity type classes from Drupal$provider\Plugin\Core\Entity to Drupal$provider\Entity.

Issue #2045923 by drupalrv, tim.plunkett: Replace all module_invoke_all() deprecated function calls in procedural code.

Issue #1969728 by yched, effulgentsia, swentel, fago, plach: Implement Field API 'field types' as TypedData Plugins.

Issue #1981314 by pcambra, aspilicious, andypost, swentel: Drop procedural usage of fields in field module.

Issue #1953414 by swentel, andypost: Move logic of field_read_fields() and field_read_instances() to the storage controller.