Issue #2926122 by Adameue, zaporylie, BartoszUrbaniak, borisson_, idebr: Use lower-case, PEAR style, primitive data types

(cherry picked from commit dd7fd60f)

Revert "Issue #2822382 by voleger, pfrenssen, erozqba, RytoEX, borisson_, sidharthap, Jo Fitzgerald, shashikant_chauhan: Make every  property protected on classes extending BrowserTestBase and KernelTestBase"

This reverts commit 29d0958a.

Issue #2822382 by voleger, pfrenssen, erozqba, RytoEX, borisson_, sidharthap, Jo Fitzgerald, shashikant_chauhan: Make every  property protected on classes extending BrowserTestBase and KernelTestBase

(cherry picked from commit 69501f30)

Issue #2854529 by alexpott, xjm, klausi, Chi, Mixologic: Fix Drupal.Scope.MethodScope - all methods should have scopes

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 #2635784 by Manuel Garcia, sidharthap, cilefen, veerasekar89, gambry, catch, alexpott, Cottser, dawehner, joelpittet: Deprecate ThemeHandler::setDefault() in favour of configuration and replace usages

Issue #2719695 by alexpott, Mile23: Fix 'Drupal.Classes.ClassDeclaration.CloseBraceAfterBody' coding standard

Issue #2665992 by alexpott, klausi, heykarthikwithu, xjm, tstoeckler: @file is not required for classes, interfaces and traits

Issue #2669400 by jungle, dimaro, rakesh.gectcr, lluvigne, Mile23: Replace deprecated usages of entity_create('type') with a direct call to <EntityType>::create()

Issue #2641584 by Mac_Weber, heykarthikwithu, legovaer: Replace deprecated usage of  entity_create('field_config') with a direct call to FieldConfig::create()

Issue #2641586 by Mac_Weber, marvin_B8: Replace deprecated usage of  entity_create('field_storage_config') with a direct call to  FieldStorageConfig::create()

Issue #2214241 by mortendk, mdrummond, lauriii, galooph, ShaunDychko, jjcarrion, b0unty, joelpittet, scor, amitgoyal, aboros, Manuel Garcia, hkirsman, BLadwin, hussainweb, sushilkr, emma.maria, nlisgo, yched, LewisNyman, davidhernandez, mikl, camoa, dman, dodorama: Field default markup - removing the divitis

Issue #1392754 by tss, justAChris, jhodgdon: Comply with new documentation standards for @file for namespaced class files

Issue #2392669 by hussainweb, Mile23, rteijeiro, subhojit777, AjitS: Clean-up field module test members - ensure property definition and use of camelCase naming convention

Issue #2183983 by Gábor Hojtsy, vijaycs85, Berdir, Wim Leers, webflo, alexpott: Find hidden configuration schema issues

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

Issue #2273277 by Wim Leers, effulgentsia, Fabianx: Fixed Figure out a solution for the problematic interaction between the render system and the theme system when using #pre_render.

Issue #1966436 by naveenvalecha, cesarmiquel, Berdir, mr.york, jlbellido, segi, vasi1186, Leksat, Gábor Hojtsy, Schnitzel, grisendo, Aron Novak, likin, penyaskito, vijaycs85, kfritsche, fago: Fixed Default *content* entity languages are not set for entities created with the API.

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 #2257519 by sun, larowlan, xjm, cs_shadow: Move content assertion methods into a trait, so DUTB can consume it, too.

Issue #2227601 by mparker17, cs_shadow, swentel, lanchez, mgifford: Added a "Visually-hidden" field label formatter.

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

Issue #2080823 by alexpott, swentel, Wim Leers: Create API to discover content or config entities' soft dependencies and use this to present a confirm form on module uninstall.

Issue #2134887 by zwischenzug, yched, plopesc: Move field_view_field() / field_view_value() to methods.

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