Issue #2453311 by David_Rothstein, TravisCarden, Dom., rpayanm: Issue #2417983 follow-up: a few more "the the"s

Issue #1897058 by disasm, rteijeiro: Replace "boolean" with "bool" when used as param/return/var type

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

Issue #2090115 by alexpott, xjm: Don't install a module when its default configuration has unmet dependencies

Issue #2448357 by amateescu: Config entity forms need to have access to an updated entity object at all times

Issue #2452499 by arpitr: Remove deprecated function definition for entity_load_by_uuid() and its references

Issue #2289917 by Wim Leers, mdrummond, lauriii, Manuel Garcia, emma.maria, Scionar, davidhernandez: Convert "messages" page element into blocks

Issue #2442255 by swentel, larowlan, rteijeiro, Wim Leers: Changing text formats on a field makes it impossible to edit

Issue #2030633 by hussainweb, Mile23, carsonevans, czigor, Berdir, fernando_calsa, Geijutsuka, amitgoyal, Jānis Bebrītis, undertext: Expand FieldStorageConfig with methods

Issue #2347469 by mondrake, Wim Leers, larowlan, kattekrab, mnico, tadityar: Rendering forms in AjaxResponses does not attach assets automatically

Issue #784626 by Wim Leers, Manuel Garcia, jcisio, joelpittet, Bevan, fcaspani, dcmouyard: Default all JS to the footer, allow asset libraries to force their JS to the header

Issue #2372893 by idebr, Wim Leers: Text editor configuration UI does not update correctly when switching editors

Issue #2368797 by Wim Leers, dawehner, rteijeiro: Optimize ajaxPageState to keep Drupal 8 sites fast on high-latency networks, prevent CSS/JS aggregation from taking down sites and use HTTP GET for AJAX requests

Issue #2389381 by swentel, daffie: Impossible to add images in WYSIWYG including in-place editing due to fatal error

Issue #2183983 by Gábor Hojtsy, vijaycs85, Berdir, Wim Leers, webflo, alexpott: Find hidden configuration schema issues

Issue #2391245 by Gábor Hojtsy, Wim Leers: Resolve remaining misc issues with configuration schema fails

Issue #2389697 by Wim Leers, Gábor Hojtsy: Editor settings altering not needed (and not compatible with config schema assumptions)

Issue #2384487 by rpayanm, daffie, Sharique, areke: Make the class variables protected for FilterFormat

Issue #2385225 by tibbsa: Clean-up editor module test members - ensure property definition and use of camelCase naming convention

Issue #2378095 by Wim Leers, Devin Carlson: Convert all remaining attached individual CSS/JS assets to attached asset libraries

Issue #2350327 by PieterDC, Dave Reid: editor.module should use the same data- attributes as entity_embed.module uses

Issue #2324055 by dawehner, cilefen, znerol: Split up the module manager into runtime information and extension information

Issue #2321385 by alexpott, bircher, amateescu, swentel, benjy: Fixed Creation of node body field in postSave() incompatible with default config and overrides.

Issue #1426804 by alexpott, swentel: Fixed Allow field storages to be persisted when they have no fields.

Issue #2324371 by lauriii, aneek, chx, joelpittet, webflo, Fabianx, rteijeiro: Fix common HTML escaped render #key values due to Twig autoescape.

Issue #2282519 by alexpott, cilefen: Fixed Add content dependency information to configuration entities.

Issue #2246647 by mpdonadio, cilefen, YesCT, tim.plunkett: Rename PluginBag to LazyPluginCollection.

Issue #2028109 by tim.plunkett, almaudoh, twistor, larowlan, slashrsm, Berdir, Arla, neclimdul, Cottser: Convert hook_stream_wrappers() to tagged services.