Issue #2551511 by alexpott, stefan.r, RavindraSingh, pjonckiere, JeroenT, Mariano: Remove SafeMarkup::set() from AllowedTagsXssTrait

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

Issue #2455415 by rteijeiro, hussainweb, rpayanm, baisong: Rename Views plugin classes to support PHP 7

Issue #2399931 by dawehner, yched: Generic entity api field handler should live in views module not in field module

Revert "Issue #2399931 by dawehner, yched: Generic entity api field handler should live in views module not in field module"

Oops. Wrong patch!

This reverts commit 938051c4.

Issue #2399931 by dawehner, yched: Generic entity api field handler should live in views module not in field module

Issue #1922966 by jibran, damiankloip: Remove 'bool' and 'translatable' key from option definitions.

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

Issue #2287727 by yched, swentel, alexpott: Rename Field[instance]Config classes and entity types (again).

Issue #2089331 by grom358 | thedavidmeister: [meta] Replace calls to check_plain() with Drupal\Component\Utility\String::checkPlain().

Issue #1497374 by yched, chx, amateescu, plach, Damien Tournoud, fago, swentel: Switch from Field-based storage to Entity-based storage.

Issue #2002986 by jastraat, rjleigh, tvlooy, Dan Reinders: Rename Views method summary_name() to summaryName().

Issue #1849752 by effulgentsia, Berdir, jibran, neclimdul: Abstract non-Drupal-specific parts of AnnotatedClassDiscovery into a Drupal\Component base class.

Issue #1850792 by damiankloip, dawehner, tim.plunkett: Make init() method consistent across all views plugins.