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

Issue #2241229 by Wim Leers: Followup: Aggregator Feed & Item content entity types, and AggregatorFeedBlock should use cache tags.

Issue #2305569 by fago: Fixed Follow-up to context definitions: Remove unused, left-over static contextDefinitions() methods.

Issue #733054 by jhodgdon, mkalkbrenner, amitgoyal, ndewhurst: Fixed Watchdog logging of all searches is performance hit; need ability to turn it off.

Issue #2059003 by vijaycs85, dawehner: Remove try/catch around getRequest() in DisplayPluginBase::getHandlers().

Issue #1986418 by tompagabor, LewisNyman, idflood, jamesquinton, lauriii, emma.maria, danmuzyka, rteijeiro, scronide, frankbaele, Coornail, ekl1773, oresh, philipz | Bojhan: Update textfield & textarea style.

Issue #2301045 by Gábor Hojtsy: Fixed Standard profile has views which include elements dependent on uninstalled modules, not valid in config.

Issue #2125621 by davidhernandez, mgifford, jessebeach, mparker17, anandps: Fixed Contrast between title/slogan and header is too low.

Issue #2241229 by Wim Leers: Aggregator Feed & Item content entity types, and AggregatorFeedBlock should use cache tags.

Issue #597236 by Berdir, catch, msonnabaum, Xano, Wim Leers, jhedstrom, amateescu, corvus_ch, swentel, moshe weitzman, Gábor Hojtsy, riccardoR, killes@www.drop.org, et al: Add entity caching to core.

Issue #1825952 by Fabianx, joelpittet, bdragon, heddn, chx, xjm, pwolanin, mikey_p, ti2m, bfr, dags, cilefen, scor, mgifford: Turn on twig autoescape by default

Issue #2304965 by longwave | klausi: Fixed Port form_select_options() XSS fix from SA-CORE-2014-003.

Issue #2303823 by tim.plunkett, jmolivas: Remove service definition for controller.entityform from core/core.services.yml.

Issue #2285189 by Jose Reyero, Gábor Hojtsy: Fixed Undefined config schema type should not be explicitly used in config schemas.

Issue #2298319 by Berdir | ivanjaros: Fixed views.display.block.allow should be a sequence not a boolean.

Issue #2072897 by jayeshanandani, marcingy, herom, er.pushpinderrana, inket: Modernize contact.module forms.

Issue #2301273 by pwolanin, dawehner, Wim Leers, effulgentsia, joelpittet, larowlan, YesCT, kgoel: MenuLinkNG part2 (no UI or conversions): MenuLinkTree API and unit tests.

Issue #2295737 by Gábor Hojtsy, vijaycs85, alexpott: Fixed Not all shipped configuration passes validation even with all modules enabled.

Issue #2297681 by cilefen, Wim Leers, cs_shadow | Charles Belov: Added Make the "alt" attribute required in EditorImageDialog.

Revert "Issue #2033211 by LewisNyman, tim.plunkett, JamesLefrère | yannickoo: Move Seven CSS files into css directory."

This reverts commit 16e60c42.

Issue #2010246 by tim.plunkett, tkuldeep17, plopesc, InternetDevels, pfrenssen, googletorp: Convert update_manager_install_form, update_manager_update_form, update_manager_update_ready_form to the new form interface.