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 #2293773 by Gábor Hojtsy, alexpott, effulgentsia, penyaskito, hussainweb: Fixed Field allowed values use dots in key names - not allowed in config.

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

Issue #2286681 by alexpott, tim.plunkett: Fixed Make public properties on ConfigEntityBase protected.

Issue #2277941 by yched: Allow injecting an arbitrary FieldConfig when building a FieldInstanceConfig.

Issue #2226027 by tim.plunkett: ConfigEntityBase::preSave() tries to load the original entity but instead loads itself.

Issue #1862300 by tim.plunkett, dawehner, YesCT: Move ConfigStorageController::getQuery() to EntityStorageControllerInterface.

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

Issue #2165155 by Berdir, tim.plunkett: Change $entity_type to $entity_type_id and $entity_info to $entity_type/$entity_types.

Issue #2164827 by Berdir, Xano, tim.plunkett: Rename the entityInfo() and entityType() methods on EntityInterface and EntityStorageControllerInterface.

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 #1786490 by Berdir, amateescu, damiankloip, Wim Leers, dawehner: Add caching to the state system.

Revert "Issue #1786490 by Berdir, amateescu, damiankloip, dawehner: Add caching to the state system."

This reverts commit 8ec847cc.

Issue #1503314 by swentel, amateescu, bojanz: Remove the concept of active / inactive (field types, storage) from Field API.

Issue #2066535 by tim.plunkett, jsst, Berdir: Add EntityManagerInterface and stop typehinting with EntityManager.

Issue #2099363 by tim.plunkett, mtift, swentel: Allow single config files to be imported and exported (Resolve regression from Views in Drupal 7).

Issue #1969572 by neclimdul, larowlan, hussainweb, dawehner, damiankloip, ParisLiakos, pwieck, Berdir, socketwench: Make Uuid a service.

Issue #2057869 by dawehner, jibran: Provide an alias for 'plugin.manager.entity' called 'entity.manager'.

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

Issue #1969698 by xjm, damiankloip, tim.plunkett, yched: ConfigEntity::save() should disallow saving ID/UUID conflicts (Field UUID changes can badly corrupt field data).

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