This reverts commit 169e8671.

Issue #2764931 by tedbow, tim.plunkett, nod_, drpal, droplet, dawehner, Wim Leers, phenaproxima: Contextual links don't work with 'use-ajax' links

Issue #2572791 by Mile23, andriyun, attiks, RoSk0: Fix 'Drupal.WhiteSpace.OpenBracketSpacing' coding standard

Issue #2903908 by mfernea, martin107: Fix 'Drupal.Commenting.FunctionComment.ParamCommentIndentation' coding standard

Issue #2551373 by drpal, danlinn, ruthleopold, Berdir, droplet, Wim Leers, prajaankit: contextual.js and quickedit.js should fail gracefully, with useful error messages, when Twig templates forget to print attributes

Issue #2892942 by Wim Leers, Chi, tedbow: Contextual links support options but not use them to generate links

(cherry picked from commit 4c8c5e1f)

This reverts commit f06b26b7.

Issue #2704871 by pepegarciag, Mile23, Manuel Garcia, ieguskiza, snehi, gaurav.pahuja, dimaro, rajeshwari10, gargsuchi, pashupathi nath gajawada, penyaskito, xjm, ZeiP, Wim Leers, alexpott: Replace usages of deprecated method drupal_render()

Issue #2863222 by dmsmidt, tedbow, drpal, tim.plunkett: Contextual Accessibility: Announcement broken after enabling editing mode a second time

Issue #2650910 by drpal, Anishnirmal, markdorison, Tom Robert, psend, yannickoo, rachel_norfolk, Wim Leers, droplet: Contextual links button is always rendered even when no links are available (with warm client-side cache)

Issue #2854529 by alexpott, xjm, klausi, Chi, Mixologic: Fix Drupal.Scope.MethodScope - all methods should have scopes

Issue #2776975 by joelpittet, dawehner, tim.plunkett, xjm, pfrenssen: March 3, 2017: Convert core to array syntax coding standards for Drupal 8.3.x RC phase

Revert "Issue #2704871 by pepegarciag, ieguskiza, snehi, gaurav.pahuja, rajeshwari10, dimaro, gargsuchi, pashupathi nath gajawada, penyaskito, Manuel Garcia, Mile23: Replace usages of deprecated method drupal render()"

This reverts commit ae3ee317.

Issue #2704871 by pepegarciag, ieguskiza, snehi, gaurav.pahuja, rajeshwari10, dimaro, gargsuchi, pashupathi nath gajawada, penyaskito, Manuel Garcia, Mile23: Replace usages of deprecated method drupal render()

Issue #2655772 by Anishnirmal, andrewmacpherson, pbuyle, BarisW, mgifford, LaravZ: Remove unneeded role="button" attribute from <button> elements

Issue #2745953 by dawehner, tim.plunkett, Wim Leers: AjaxBasePageNegotiator should not require _theme: ajax_base_page to be specified

Issue #576296 by no_angel, joachim, dagmar, jhodgdon, coderintherye, yoroy, xjm: Remove redundant description for some permissions

Issue #2719695 by alexpott, Mile23: Fix 'Drupal.Classes.ClassDeclaration.CloseBraceAfterBody' coding standard

Issue #2665992 by alexpott, klausi, heykarthikwithu, xjm, tstoeckler: @file is not required for classes, interfaces and traits

Issue #2650246 by swentel, Wim Leers: Only emit Contextual Links data- attributes when actually necessary

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

Revert "Issue #2570681 by juanse254, AndreaD, giancarlosotelo, lucastockmann, edurenye: when admin toolbar-oriented vertically a div is over the options"

This reverts commit 2acfed87.

Issue #2570681 by juanse254, AndreaD, giancarlosotelo, lucastockmann, edurenye: when admin toolbar-oriented vertically a div is over the options

Issue #2493475 by ifrik, walangitan, XaviP, jhodgdon, batigolix: Fix online docs references in Help to conform to our standards