Issue #2897272 by tedbow, Wim Leers, Jo Fitzgerald, Adita, xjm: Fix module description, hook_help(), and document module scope in *.api.php file

Issue #2866810 by BrightBold, harsha012, joelpittet: Update stylelint rule function-comma-space-after to be consistent with Drupal's CSS standards

Issue #2924351 by drpal, tedbow, xjm, dawehner: Fix coding standards issues with existing settings tray JavaScript

Issue #2784443 by tedbow, Wim Leers, Cottser, tim.plunkett, droplet, drpal, nod_, lauriii: Move off-canvas functionality from Settings tray module into drupal.dialog.ajax library so that other modules can use it

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

Issue #2902191 by tedbow, vaplas, xjm, droplet, drpal: Determine cause and fix random fail in \Drupal\Tests\settings_tray\FunctionalJavascript\SettingsTrayBlockFormTest::testBlocks

Issue #2803375 by cilefen, tedbow, saurabh-chugh, Wim Leers: Rename Outside-in module to "Settings Tray" for real