Issue #2214241 by mortendk, mdrummond, lauriii, galooph, ShaunDychko, jjcarrion, b0unty, joelpittet, scor, amitgoyal, aboros, Manuel Garcia, hkirsman, BLadwin, hussainweb, sushilkr, emma.maria, nlisgo, yched, LewisNyman, davidhernandez, mikl, camoa, dman, dodorama: Field default markup - removing the divitis

Issue #2427213 by mortendk, andypost, jwilson3, pjbaert, corbacho, Manuel Garcia, Jeff Burnz, andrewmacpherson: Replace feed.png with feed.svg

Issue #1364670 by mondrake, mrfelton, dinarcon, das-peter, zuuperman, er.pushpinderrana, cchanana, drupaldrop, fietserwin: ImageStyle::transformDimensions unable to deal with all effects

Issue #2473951 by Cottser, cilefen, yannickoo, davidhernandez, LewisNyman: Prefix form-required classes with js-

Issue #2392559 by mondrake, mitrpaka, JeroenT, rpayanm, adci_contributor, ianthomas_uk: Remove all uses of file_stream_wrapper_get_* and file_get_stream_wrappers

Issue #2321969 by rpayanm, subhojit777, prics, LinL, JeroenT, Temoor, prashantgoel, Mile23, pcambra, Sumi: Replace all instances of file_load(), file_load_multiple(), entity_load('file') and entity_load_multiple('file') with static method calls

Issue #2512718 by Berdir, pfrenssen, Wim Leers, Fabianx, dawehner, catch, effulgentsia, plach, Gábor Hojtsy: EntityManager::getTranslationFromContext() should add the content language cache context to the entity

Issue #2508735 by darol100, dawehner, pwolanin, Chi, Fabianx, tim.plunkett: Code injection via preg_replace()

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

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 #2501827 by cwells, kgoel, jcloys, YesCT, crowdcg, Bojhan: Remove SafeMarkup::set() in file_save_upload() and allow render/template code to control a single-item list

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 #2473943 by Manjit.Singh, Cottser, mu5a5hi, LewisNyman, mortendk, rteijeiro, rachel_norfolk: Prefix form-file and form-managed-file classes with js-

Issue #2489664 by sumitmadan, davidhernandez, Manjit.Singh, Cottser: Remove unnecessary markup from core templates, a.k.a. divitis

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

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

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

Issue #2350569 by webflo, alexpott, tim.plunkett: Allow external update of ConfigEntity properties that are associated with a PluginCollection

Issue #2368987 by Wim Leers, Berdir, Schnitzel, epari.siva, bircher, vijaycs85, likin: Move internal page caching to a module to avoid relying on config get on runtime

Issue #2469911 by joshi.rohit100: The edit image styles form's cancel link should be styled a a button

Issue #2321901 by JeroenT, epari.siva, unstatu, Temoor, lokapujya, LinL, pcambra, piyuesh23: Replace all instances of entity_load('image_style') and entity_load_multiple('image_style') with static method calls

Issue #2459971 by Gábor Hojtsy: The langcode key on configuration files is not explicit in configuration schema

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

Issue #2303765 by davidhernandez, larowlan, mgifford: Make the default 'alt' attribute for Image fields required