Issue #3416304 by sleitner, RoloDMonkey, smustgrave: Javascript warning from content language and translation page

Issue #3414415 by joco_sp, nod_, RoloDMonkey, tcrawford: Content language and translation AJAX expansion is backwards

Issue #3238849 by mstrelan, hooroomoo, smustgrave, bnjmnm, larowlan: Refactor (if feasible) use of jquery is function to use vanillaJS

Issue #3278415 by nod_, lauriii, catch, Wim Leers, longwave, xjm, claudiu.cristea: Remove usages of the JavaScript ES6 build step, the build step itself, and associated dev dependencies

Issue #3239134 by hooroomoo, bnjmnm, yogeshmpawar, nod_, Theresa.Grannum, larowlan: Refactor (if feasible) uses of the jQuery val function to use VanillaJS

Issue #3253148 by mherchel, longwave, ckrina, droplet: Remove IE from core's browserlist, remove non-essential CSS importing and recompile assets

Issue #3101543 by lauriii, bnjmnm, ravi.shankar, alexpott: Update core JavaScript dependencies listed in package.json

Revert "Issue #3101543 by lauriii, bnjmnm, ravi.shankar: Update core JavaScript dependencies listed in package.json"

This reverts commit 2dadb738.

Issue #3101543 by lauriii, bnjmnm, ravi.shankar: Update core JavaScript dependencies listed in package.json

Issue #2925064 by drpal, dawehner, droplet, xjm, webchick, justafish: [1/2] JS codestyle: no-restricted-syntax

Issue #2915784 by dawehner, drpal, mikejw, justafish, tedbow, xjm, webchick: 1/3 JS codestyle: camelcase

Revert "Issue #2925064 by drpal, dawehner, xjm, justafish, droplet: [1/2] JS codestyle: no-restricted-syntax"

This reverts commit b0a4d7e0.

This reverts commit 9b874acf.

Issue #2925064 by drpal, dawehner, xjm, justafish, droplet: [1/2] JS codestyle: no-restricted-syntax

Issue #2496867 by Berdir, swentel, alexpott, rodrigoaguilera, yobottehg, trebormc: Translatable image file is not working unless you also config the image field. Config can get lost anyway

Issue #2548195 by nod_, JohnAlbin, madhavvyas, sriharsha.uppuluri: Only use single quotes in JavaScript and update .eslintrc

Issue #2355909 by penyaskito, alexpott, Gábor Hojtsy, DuaelFr: language.settings config is not scalable

Issue #2312093 by alexpott, yched, andypost, swentel | xjm: Rename FieldInstanceConfig to FieldConfig.

Issue #1913510 by erich_s, jibran, scresante, nod_, mitron: Core Javascript Files Not Using Standard Indentation.

Issue #1920888 by alexh58, YesCT: Fixed Add some JS to make the dependent groups always checked (and readonly) when the master group is checked translatable.

Issue #1807692 by plach, YesCT, yched: Added Introduce a column synchronization capability and use it to translate alt and titles through the image field widget.

Issue #1810386 by plach, YesCT, Bojhan, bforchhammer, Gábor Hojtsy, falcon03: Create workflow to setup multilingual for entity types, bundles and fields.

Revert "Issue #1687864 by sun, BarisW, mgifford, sebsebseb123: Bring theme_breadcrumb() up to WCAG 2.0 AA."

Note to self: Don't commit from the same install you're testing on. ;)

This reverts commit cf860477.