Issue #3437566 by mondrake, longwave, catch, smustgrave, alexpott: Refactor trigger_error in TypedConfigManager

Revert "Issue #3437566 by mondrake, smustgrave: Replace trigger_error in TypedConfigManager with a logger"

This reverts commit fb5a0600.

Issue #3382581 by phenaproxima, borisson_, larowlan, Wim Leers, quietone: Add new `EntityBundleExists` constraint

Issue #3364109 by Wim Leers, effulgentsia, lauriii, phenaproxima, borisson_, bircher, alexpott: Configuration schema & required values: add test coverage for `nullable: true` validation support

Issue #3406487 by Wim Leers, phenaproxima: Consistently use "dynamic type name" and "expression" instead of "variable value" in TypedConfigManager's terminology

Issue #3401883 by Wim Leers, phenaproxima, alexpott, borisson_, bircher: Introduce Mapping::getValidKeys(), ::getRequiredKeys() etc

Issue #3360991 by Wim Leers, borisson_: TypedData instances created by TypedConfigManager::createFromNameAndData() are incomplete

Issue #2925297 by Spokje, mpp, paulvandenburg, anmolgoyal74, gobinathm, catch, mmrares, shubhangi1995, Martijn de Wit: Fatal error on config form with translation enabled when config is missing

Issue #2937513 by eltori, longwave, klausi, catch, idebr: Fix 'Drupal.Commenting.DocComment.TagGroupSpacing' coding standard

Issue #2869809 by dawehner, effulgentsia, tim.plunkett, tstoeckler: Make it easy to get typed config representations of entities

Issue #1928868 by dawehner, fago, Gábor Hojtsy, Jose Reyero, tstoeckler, Wim Leers, Berdir: Typed config incorrectly implements Typed Data interfaces

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 #2851600 by tim.plunkett, jibran: Remove workaround from \Drupal\Core\Config\TypedConfigManager::processDefinition()

Issue #2824655 by tim.plunkett: Plugin definitions should store their class in a consistent manner (without leading slashes)

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

Issue #2663410 by alexpott, Berdir: TypedConfigManager::_getDefinitionWithReplacements() incorrectly replaces generic definition

Issue #2392057 by tim.plunkett, vasi, benjy, alexpott, Gábor Hojtsy, YesCT: Config schema fails to expand dynamic top-level types

Issue #2488568 by Jose Reyero, alexpott, Gábor Hojtsy, tstoeckler: Add a TypedDataManagerInterface and use it for typed parameters

Issue #2533746 by Gábor Hojtsy, webflo, tstoeckler, Jose Reyero: Remove the the ability to translate locked date formats (e.g. html_datetime)

Issue #2527708 by joshi.rohit100, chx, jhodgdon, alexpott: Improve documentation for TypedConfigManagerInterface

Issue #2422815 by Xano, fgm, tim.plunkett, dawehner: Don't initialize the discovery object in plugin managers, unless needed

Issue #2462889 by tim.plunkett: Remove TypedConfigManagerInterface::getDefinition()'s $is_config_name before Drupal 8.0.0

Issue #2459971 by Gábor Hojtsy: The langcode key on configuration files is not explicit in configuration schema

Issue #2457887 by prateekMehta, stefan.r, rpayanm, alexpott: Use Utility\SafeMarkup class instead of Utility\String for placeholder(), checkPlain(),format() functions

Issue #2212069 by Gábor Hojtsy, pjonckiere, rteijeiro, cilefen: Non-English Drupal sites get default configuration in English, edited in English, originals not actually used if translated

Issue #2298687 by tstoeckler, Jose Reyero, hussainweb, rpayanm: Sequence and Mapping implement interfaces incorrectly, make them honest about what they support

Revert "Issue #2298687 by tstoeckler, Jose Reyero, hussainweb, rpayanm: Sequence and Mapping implement interfaces incorrectly, make them honest about what they support"

This reverts commit 43370336.

Issue #2298687 by tstoeckler, Jose Reyero, hussainweb, rpayanm: Sequence and Mapping implement interfaces incorrectly, make them honest about what they support

Issue #2414991 by alexpott: Prevent hook_config_schema_info_alter from adding or removing definitions

Issue #2414953 by alexpott: Element uses \Drupal::service() as a service locator and prevents injecting a custom typed config manager in config

Issue #2392263 by Gábor Hojtsy: Sequence subtyping cannot override item type in config schema, views taxonomy term filter schema incorrect

Issue #2317865 by alexpott, mdrummond: Fixed Config schema definitions for plugins aren't applied to their derivatives.

Issue #2145633 by Jose Reyero, Gábor Hojtsy | YesCT: Use standard discovery facility in TypedConfigManager instead of one-off implementation.