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

Issue #2324121 by Berdir, slashrsm, alexpott: Fixed NodeType's settings array was meant to be able to store information from mutliple modules.

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

Issue #1510544 by swentel, Bojhan, Gábor Hojtsy, merlinofchaos, Cottser, Wim Leers, plopesc, aspilicious, sannejanssen,  larowlan, tim.plunkett, nod_: Fixed Show previews in front-end theme, able to select different view modes.

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

Issue #697760 by sun: Replace getInfo() in tests with native phpDoc + annotations (following PHPUnit).

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

Issue #1988612 by effulgentsia, yched, Wim Leers, Berdir, Pancho: Apply formatters and widgets to rendered entity base fields, starting with node.title.

Issue #2074037 by Wim Leers, effulgentsia: Add drupalPostUrl() — drupalPost()/drupalPostAjax() are for forms only, D8 JS performs non-form HTTP requests.

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

Issue #111715 by andypost, swentel, tim.plunkett, sun, Berdir, amateescu, kkaefer, YesCT, dagmar, chx: Convert node/content types into configuration.

Issue #1981334 by pcambra, aspilicious, swentel, andypost: Drop procedural usage of fields in [n-r] modules.

Issue #1620010 by dawehner, ParisLiakos, plach, jibran: Move LANGUAGE constants to the Language class.

Issue #1289336 by JimmyAx, marcingy, rooby, no_commit_credit | janipuni: Fixed D8 test coverage: Calling node_view() for the same node with muliple view modes on the same page does not correctly attach fields.

Issue #1797200 by pillarsdotnet, boombatower, solotandem, ZenDoodles, sun, xjm, yched, Damien Tournoud: (crediting those who worked on previous versions of this patch as well) Remove t() from test assertions in node module