Issue #2560783 by stefan.r, joelpittet, lauriii, Cottser, Sutharsan, kgoel, justAChris, Gábor Hojtsy, dawehner, jhodgdon, effulgentsia, xjm, andypost, googletorp: Replace !placeholder with :placeholder for URLs in hook_help() implementations

Issue #2557113 by stefan.r, alexpott, dawehner, joelpittet, cilefen, lauriii, plach, catch, chx, xjm: Make t() return a TranslationWrapper object to remove reliance on a static, unpredictable safe list

Issue #2545972 by alexpott, joelpittet, ericjenkins, stefan.r, Wim Leers, Cottser: Remove all code usages SafeMarkup::checkPlain() and rely more on Twig autoescaping

Issue #2568605 by pguillard: Replace remaining !placeholder for Non-URL HTML outputs only in template_preprocess_comment()

Issue #2561259 by stefan.r, lauriii, joelpittet, andypost: Cast (optgroup) array keys that may hold translated strings to string

Issue #2529034 by penyaskito, vijaycs85, yched: Replace direct access to FieldConfigBase::default_value with methods

Issue #2488078 by rashid_786, ifrik, jhodgdon, andypost: Update hook_help for Comment module about field UI need to manage comment fields

Issue #2354889 by larowlan, dawehner, lauriii, Berdir, catch, martin107, pfrenssen, EclipseGc, Fabianx, Wim Leers, dsnopek, jibran, tim.plunkett, andypost: Make block context faster by removing onBlock event and replace it with loading from a ContextManager

Issue #2492585 by pguillard, yarik.lutsiuk, andypost, Mile23: Deprecate comment_view() & comment_view_multiple()

Issue #2511472 by Wim Leers, Fabianx, dawehner: Refactor all usages of drupal_render()/Renderer::render() that break #2450993

Issue #2279105 by mgifford, nidaismailshah, thedavidmeister, amitgoyal, rpayanm, ameenkhan07, rakhimandhania, jhodgdon: Remove as many "..." and ellipsis characters from the codebase as possible without altering the meaning of text

Issue #2381277 by dawehner, plach, damiankloip, alexpott, olli, fgm, Wim Leers, Fabianx: Make Views use render caching and remove Views' own "output caching"

Issue #2491155 by mikeburrelljr, Mac_Weber, opdavies: Update drupal.org and kernel.org URLs in core modules (Follow-up to 2489912)

Issue #2473105 by ifrik, jhodgdon, lostkangaroo, opratr, LinL: Update hook_help texts that link to modules that can be uninstalled

Issue #2030637 by yched, Mile23, daffie, Alumei, tidrif, chertzog, Berdir, swentel, ofry: Expand FieldConfig/BaseFieldOverride/FieldConfigBase with methods

Issue #2472043 by drumm, jcnventura: Canceling a user account, assigning content to Anonymous, should clear the comment name

Issue #2318579 by roderik, andypost, rteijeiro, ashutoshsngh, AjitS, vedpareek: Remove comment_prepare_thread()

Revert "Issue #2458817 by Berdir, dawehner: Creating new user entities for anonymous users is very slow"

This reverts commit fcbb3c0c.

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

Issue #2433599 by Wim Leers: Ensure every (non-views) pager automatically associates a matching cache context

Issue #2435493 by effulgentsia: Change String::format()'s '@' and '%' placeholders to be auto-escaped rather than always-escaped

Issue #2091321 by er.pushpinderrana, jhodgdon, rootwork, ifrik, mparker17: Update hook_help for Field and Field UI module

Issue #2399307 by larowlan, SteffenR: comment_form_field_ui_field_storage_edit_form_alter() no longer working

Issue #2309737 by rpayanm, hussainweb, max-kuzomko, herom, millerbennett, ianthomas_uk, quietone, Sutharsan, sumitmadan, toddmbloom: Remove deprecated format_plural usage

Issue #2281619 by dawehner, tim.plunkett: Convert most direct usages within module code of routing related request attributes to use RouteMatchInterface instead

Issue #2217731 by crowdcg, lauriii, davidhernandez, aczietlow, jjcarrion, mortendk, karolus, pakmanlh, LewisNyman, aboros, joshua.boltz: Move field classes out of preprocess and into templates

Issue #1963340 by amateescu, dags, andypost, agentrickard, mgifford, yoroy, pguillard, jibran, YesCT, xjm, LewisNyman, swentel, Hydra, yched, tim.plunkett, rteijeiro, ainz, Xano, Bojhan, Berdir: Change field UI so that adding a field is a separate task

Issue #2318813 by Devin Carlson, Lowell: Comment module: Fix documentation that refers to enabling/disabling of modules

Issue #2329783 by lauriii, jamesquinton | davidhernandez: Move comment classes from preprocess to templates.

Issue #2246675 by rpayanm, johnstorey, holly.ross.drupal | mgbellaire: Remove all unnecessary 'template' lines in hook_theme() declarations.