Revert "Issue #3458099 by scott_euser, catch, oily, smustgrave, nicxvan: Views handler loading should respect configuration"

This reverts commit b9a10a16.

Issue #2721309 by spokje, quietone, shalini_jha, anoopjohn, smustgrave: Fix Drupal.Commenting.FunctionComment.ParamCommentFullStop

Issue #3494360 by donquixote, smustgrave, godotislate, berdir: Use ::class instead of string literals in plugin managers

Issue #3458099 by scott_euser, catch, oily, smustgrave, nicxvan: Views handler loading should respect configuration

Revert "Issue #3458099 by scott_euser, catch, smustgrave: Views handler loading should respect configuration"

This reverts commit 72ede2d7.

Issue #3458099 by scott_euser, catch, smustgrave: Views handler loading should respect configuration

Issue #3458312 by scott_euser, andypost: Make the comments in Views handler Manager around overrides clearer

Issue #3425359 by sorlov, quietone, naveenvalecha, smustgrave, alexpott: Convert ViewsArgumentHandlers plugin discovery to attributes

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 #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 #2443485 by Berdir, dawehner: Remove extension:views cache tag and other views related cache improvements

Issue #2407801 by dawehner, Gábor Hojtsy, yched, jibran: Views generic field handler does not work with base fields

Issue #2040135 by Wim Leers, Berdir: Caches dependent on simple config are only invalidated on form submissions

Issue #2349553 by dawehner, pfrenssen, damiankloip: Store entity field information in the views data

Issue #2341385 by damiankloip: Fixed No alter hooks are invoked for views handler plugin definitions.

Issue #2340123 by Wim Leers: Setting cache tags can be tricky: use strings instead of nested arrays to improve DX.

Issue #1822048 by dawehner, tim.plunkett, damiankloip, EclipseGc, martin107, neclimdul: Introduce a generic fallback plugin mechanism.

Issue #2318281 by tim.plunkett, dawehner | kim.pepper: Provide a standard way to check a plugin is an instance of the required interface.

Issue #2174021 by Xano, dawehner, damiankloip: Make \Drupal\views\Plugin\views\HandlerBase unit-testable.

Issue #2016953 by dawehner, damiankloip, tim.plunkett: Indicate when an optional handler is missing, that it is not 'broken'.

Issue #1930020 by dawehner, Berdir, olli: Inject a class into the Core annotated discovery implementation so that namespaces can be updated.