Revert "Issue #2824851 by Wim Leers, arshadcn, amateescu, tedbow, timmillwood, Berdir, tstoeckler: EntityResource::patch() makes an incorrect assumption about entity keys, hence results in incorrect behavior"

This reverts commit 3b3daa35.

Issue #2824851 by Wim Leers, arshadcn, amateescu, tedbow, timmillwood, Berdir, tstoeckler: EntityResource::patch() makes an incorrect assumption about entity keys, hence results in incorrect behavior

Issue #2902723 by mfernea, ccjjmartin: Fix 'Drupal.Commenting.FunctionComment.ReturnCommentIndentation' coding standard

SA-CORE-2017-004 by arshadcn, amateescu, Wim Leers, Berdir, Lendude, dawehner, klausi, pwolanin, xjm, mpdonadio, mlhess, larowlan, milesw

(cherry picked from commit 65cef2e9)

Issue #2843770 by Wim Leers, vaplas: EntityResource: Provide comprehensive test coverage for ResponsiveImageStyle entity

Issue #2882717 by Wim Leers, dawehner: EntityResourceTestBase: assert that PATCHed and POSTed entities contain the intended values

Issue #2873789 by ponies, Wim Leers, xjm: Add change record to @deprecated for TypeLinkManagerInterface

Issue #2869387 by tstoeckler, Wim Leers: Subclasses of ResourceTestBase for non-entity resources are required to add pointless code

Issue #2843783 by vaplas, Wim Leers, tedbow: EntityResource: Provide comprehensive test coverage for Menu entity

Issue #2843772 by Wim Leers, arshadcn: EntityResource: Provide comprehensive test coverage for DateFormat entity

Issue #2843768 by Wim Leers, arshadcn, himanshu-dixit, yoroy: EntityResource: Provide comprehensive test coverage for Tour entity

Issue #2846554 by Berdir, tedbow, amateescu, dawehner, himanshu-dixit, Wim Leers, badrange, damiankloip, catch: Make the PathItem field type actually computed and auto-load stored aliases

Issue #2768651 by damiankloip, Wim Leers, mpdonadio, Munavijayalakshmi, Jo Fitzgerald, jhedstrom: Let TimestampItem (de)normalize to/from RFC3339 timestamps, not UNIX timestamps, for better DX

Issue #2843767 by arshadcn, Wim Leers, tstoeckler: EntityResource: Provide comprehensive test coverage for BaseFieldOverride entity + add missing access control handler

Issue #2843758 by jamesdesq, vaplas, Wim Leers: EntityResource: Remove ViewAccessControlHandler and provide comprehensive test coverage for View entity

Issue #2843771 by arshadcn, Wim Leers: EntityResource: Add an admin permission to RdfMapping entity and provide comprehensive test coverage

Issue #2845364 by Wim Leers, EAnushan: Test coverage to show that as a non-administrator, you're able to modify the 'name' field, but only if you have the 'change own username' permission

Issue #2293697 by Wim Leers, dawehner, Jo Fitzgerald, clemens.tolboom, vedpareek, tedbow, Munavijayalakshmi, hchonov, alexpott, effulgentsia, tstoeckler, Crell, klausi, EclipseGc: EntityResource POST routes all use the confusing default: use entity types' https://www.drupal.org/link-relations/create link template if available

Issue #2869415 by Wim Leers, tstoeckler, dawehner: EntityResourceTestBase::getUrl() overrides BrowserTestBase::getUrl(), yet offers different functionality

Issue #2827797 by Wim Leers, dawehner, effulgentsia, tedbow: ResourceResponse(Subscriber) + Dynamic Page Cache: making authenticated ResourceResponses significantly faster

Issue #2712647 by slasher13, klausi, catch, jibran, Manuel Garcia, alexpott, mpdonadio, naveenvalecha, neclimdul, timmillwood, webflo, dawehner, Wim Leers, pounard: Update Symfony components to ~3.2

Issue #2843774 by jamesdesq, vaplas: EntityResource: Provide comprehensive test coverage for BlockContentType entity

Issue #2843756 by vaplas, Wim Leers, brentschuddinck, jamesdesq: EntityResource: Provide comprehensive test coverage for FieldStorageConfig entity

Issue #2869904 by tstoeckler: Config schema missing for less common HTTP methods in REST resources configured using 'method' granularity

Issue #2843754 by rogierbom, Wim Leers, gaurav.kapoor, vaplas: EntityResource: Provide comprehensive test coverage for Feed entity

Issue #2825973 by amateescu, timmillwood, himanshu-dixit, dawehner, Berdir, Wim Leers: Introduce a EditorialContentEntityBase class for revisionable and publishable entity types

Issue #2848927 by Wim Leers, alexpott: EntityResource::addLinkHeaders() should use LinkRelationType plugin instances rather than definitions

Issue #2853300 by Wim Leers: Standardize fatal error/exception handling: backtrace for all formats, not just HTML

Issue #2843763 by arshadcn, Wim Leers: EntityResource: Provide comprehensive test coverage for ContentLanguageSettings entity

Issue #2843766 by arshadcn: EntityResource: Provide comprehensive test coverage for FieldConfig entity

Issue #2843773 by Wim Leers: EntityResource: Provide comprehensive test coverage for RestResourceConfig entity

Issue #2359245 by Wim Leers, clemens.tolboom, marthinal, dawehner: REST resource plugin annotation class misses some properties

Issue #2848378 by RenatoG, arshadcn, Wim Leers, GoZ, gaurav.kapoor, krina.addweb: Improve help text for REST module

Issue #2827164 by tedbow, damiankloip, Wim Leers, dawehner: Entity reference field normalization has target_type and target_uuid, but not used in denormalization

Issue #2866056 by vaplas, mpdonadio, Wim Leers, dawehner: ResourceTestBase should not have a timeout