Issue #2408371 by dawehner, Fabianx, alexpott, bforchhammer: Proxies of module interfaces don't work

Issue #2509300 by dawehner, catch, larowlan: Path alias UI allows node/1 and /node/1 as system path then fatals

Issue #1392754 by tss, justAChris, jhodgdon: Comply with new documentation standards for @file for namespaced class files

Issue #2500523 by tim.plunkett, effulgentsia, dawehner: Rewrite views_ui_add_ajax_trigger() to not rely on /system/ajax

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

Issue #2407195 by Wim Leers, Fabianx, joelpittet, lauriii, Crell: Move attachment processing to services and per-type response subclasses

Issue #1305882 by dawehner, nod_, Fabianx, Steven Jones, sun, nlisgo: drupal_html_id() considered harmful; remove ajax_html_ids to use GET (not POST) AJAX requests

Issue #2263569 by tim.plunkett, effulgentsia, Fabianx, dawehner, Wim Leers, larowlan: Bypass form caching by default for forms using #ajax.

Issue #2501947 by kgoel, leslieg, crowdcg, dawehner: Remove SafeMarkup::set in ViewUI::renderPreview()

Issue #2501933 by leslieg, ashutoshsngh, YesCT, joelpittet, Cottser, dawehner: Remove dead code in ViewUI::getDefaultAJAXMessage()

Issue #2408525 by MathieuSpil, cosmicdreams, Manjit.Singh, njbarrett, kamalpreetkaur, LewisNyman, axe312, dawehner: Rewrite Views UI CSS inline with our CSS standards - Part 1

Issue #2502095 by joelpittet, cwells: Remove SafeMarkup::set in template_preprocess_views_ui_view_info()

Issue #2456521 by pjonckiere, mpdonadio, jhodgdon, rteijeiro, David_Rothstein, xjm: Add DateFormatter::formatDiff() as a non-buggy alternative to DateFormatter::formatInterval() when the start and end of the interval are known

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 #2481453 by dawehner, pwolanin, rteijeiro, neclimdul, znerol: Implement query parameter based content negotiation as alternative to extensions

Issue #2273925 by larowlan, aneek, lauriii, mikey_p, joelpittet, dimaro, Fabianx, xjm, jaredsmith, effulgentsia, lokapujya, iMiksu, chx, YesCT, googletorp, dawehner, Wim Leers, Cottser: Ensure #markup is XSS escaped in Renderer::doRender()

Issue #2476059 by willzyx, tadityar, yarik.lutsiuk, Berdir: Remove EntityInterface->getSystemPath(), all its implementations and related usage

Issue #1805054 by Wim Leers, Gábor Hojtsy, effulgentsia, jibran, jessebeach, catch, dawehner, Fabianx, sun, larowlan: Cache localized, access filtered, URL resolved, and rendered menu trees

Issue #2168893 by marthinal, euphoric_mv, lauriii, Elijah Lynn, nod_, blueminds, jhedstrom, joelpittet, dawehner, tim.plunkett, YesCT: Views filters groups adding and removing is broken

Issue #2420737 by rodrigoaguilera, Pere Orga, Gábor Hojtsy, maxocub, jhodgdon, penyaskito, plach, danigrrl: Differences in dynamic language names are confusing in views, content, etc

Issue #2383871 by mgifford, rpayanm, a_thakur, maximpodorov, AohRveTPV, jhodgdon: Spellchecking Drupal - PHP

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 #1533366 by nod_, valthebald, Jelle_S, Wim Leers: Simplify and optimize Drupal.ajax() instantiation and implementation

Issue #2489362 by shellshocked59, devupable, bpleduc, LewisNyman: Change views listing drop button to standard size

Issue #2473949 by mortendk, rteijeiro, rachel_norfolk, Cottser, LewisNyman: Prefix form-type-* classes with js-

Issue #2383865 by mgifford, pguillard, rpayanm, alexpott, jhodgdon: Spellchecking Drupal - Javascript

Issue #2432791 by alexpott, vijaycs85, tim.plunkett, joshtaylor, Fabianx, Berdir, yched, bojanz: Skip Config::save schema validation of config data for trusted data.

Issue #2469563 by marthinal, lauriii, dawehner, Fabianx, xjm, pjonckiere: Double-escape on Views filters

Issue #2322195 by rpayanm, nlisgo, cilefen, balagan, LinL, akashjain132, filijonka, epari.siva, Tebro, Temoor, pcambra, unstatu, Poornima3, Shivam Agarwal, abhi170893, Dom., PieterJanPut, Mile23, JeroenT, disasm: Replace all instances of user_load(), user_load_multiple(), entity_load('user') and entity_load_multiple('user') with static method calls