Issue #2742995 by Jo Fitzgerald, claudiu.cristea, naveenvalecha, klausi, dawehner, bighappyface: Convert web tests to browser tests for contact module

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

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

Issue #2662990 by alexpott: Flood's database backend is a core service but it depends on system install

Issue #2576533 by alexpott, stefan.r, Wim Leers, dawehner, xjm, effulgentsia, catch: Rename SafeStringInterface to MarkupInterface and move related classes

Issue #2575599 by jaredsmith, joshi.rohit100, dawehner, xjm, alexpott, plach, Berdir, Sutharsan, borisson_, justAChris, stefan.r, joelpittet, Ryan Weal: Remove !placeholder in ContactPersonalTest and Drupal\migrate\Plugin\migrate\id_map\Sql

Issue #2453341 by Wim Leers: Contact forms don't have necessary cache contexts & tags; flood control should work on validate, not on view

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

Issue #2225597 by tibbsa, larowlan, akozma: contact.module allows you to send emails to users with no email address - producing an error

Issue #2395395 by alexpott, effulgentsia, Gábor Hojtsy: TestBase lacks a config method to be used consistently in tests

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

Issue #2383573 by tibbsa: Clean-up Contact module Test members - ensure property definition and use of camelCase naming convention

Issue #2379683 by Gábor Hojtsy: Fix configuration schema issues in contact (indirectly user and system) modules

Issue #2149197 by penyaskito, mikey_p, vijaycs85, herom: Replace format_interval with \Drupal::service('date')->formatInterval().

Issue #2030743 by yingtho, runeasgar, marcingy, YesCT, damiankloip, larowlan, typhonius, dman, areke, Désiré: Improve tests for user form alters in contact module.

Issue #697760 by sun: Replace getInfo() in tests with native phpDoc + annotations (following PHPUnit).

Issue #950534 by mparker17, mgifford, Mixologic, jbloomfield, erinclerico, theMusician, wmostrey | zirvap: [policy] Consistently use email instead of e-mail in Drupal.

Issue #2223611 by cs_shadow, ACF, dman, visabhishek, vintorezxxi: ContactFormController passed user name field list object to watchdog.

Issue #111702 by mvc, penyaskito, naxoc, jenlampton, montesq: Set fixed "from:" and add "Reply-to:" to improve deliverability of Drupal mail.

Issue #2093027 by Gábor Hojtsy: Fixed Regression: contact category titles not used for page title anymore.

Issue #2074037 by Wim Leers, effulgentsia: Add drupalPostUrl() — drupalPost()/drupalPostAjax() are for forms only, D8 JS performs non-form HTTP requests.

Issue #366950 by amontero, boombatower, brianV, univate, hefox, stpaultim, EllaTheHarpy, babruix: Fixed 'Administer Users' permission should be separate from 'Administer Account Settings'.

Issue #1983548 by Berdir, LukyLuke_ch, giammi, effulgentsia: Convert contact message entities to the new Entity Field API.