Issue #2238085 by dawehner, yched, damiankloip, xjm, effulgentsia, vijaycs85, fago, tim.plunkett, cilefen, pcambra: [regression] options_allowed_values() signature doesn't allow for Views filter configuration

Issue #2332885 by cs_shadow, Berdir, fago: Rename AllowedValuesInterface to OptionsProviderInterface.

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

Issue #2199637 by Berdir, sun, swentel: Replace "required" flag of Field module with proper dependencies.

Issue #2334405 by almaudoh, drunken monkey: Clean up documentation links to functions moved to render element classes

Issue #2320157 by moshe weitzman, Wim Leers, penyaskito, tim.plunkett: Generate placeholder content for Field types.

Issue #2313397 by tim.plunkett: Replace FormBuilderInterface::setValue() with FormStateInterface::setValueForElement().

Issue #2308821 by tim.plunkett: Replace FormErrorInterface with $form_state->setErrorByName() and $form_state->setError().

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

Issue #2228763 by larowlan, alexpott, martin107, jessebeach, xjm: Create a comment-type config entity and use that as comment bundles, require selection in field settings form.

Issue #2136197 by andypost, jessebeach, swentel, longwave, Berdir: Move field/instance/widget/formatter settings out of annotation / plugin definition.

Issue #2169983 by plopesc, yched: Move type-specific logic from ListItemBase to the appropriate subclass.

Issue #2192259 by andypost, amateescu, damiankloip: Remove ConfigField.. Item and List classes + interfaces.

Issue #2152825 by plopesc, swentel, Berdir: Rename FieldItemBase::getFieldSetting[s]() to getSetting[s]().

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

Issue #2015689 by smiletrl, jsacksick, mradcliffe, effulgentsia, nick_daffodil, stevector | swentel: Convert field type to typed data plugin for options module .