Issue #2350837 by dawehner, Berdir, larowlan, Wim Leers: Convert most usages of EntityInterface::getSystemPath() to use routes

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

Issue #2380023 by tibbsa, subhojit777, rpayanm: Clean-up Comment module Test members - ensure property definition and use of camelCase naming convention

Issue #2271349 by Berdir, Arla, blueminds, larowlan, Dave Reid: Node and Comment ops links should be display components (which can be disabled).

Issue #2318251 by larowlan: Fixed Make comment links functionality testable and convert CommentLinkTest to PHPUnit.

Issue #2061977 by InternetDevels, kim.pepper, ianthomas_uk, herom, rhm50, naveenvalecha, andypost,  mandar.harkare, sergeypavlenko, sidharthap, SIz, tkuldeep17: Replace user_access() calls with ->hasPermission() in all core modules except user.

Revert "Issue #2061977 by InternetDevels, kim.pepper, ianthomas_uk, herom: Replace user_access() calls with ->hasPermission() in all core modules except user."

Fixing commit credit.

This reverts commit 25afa810.

Issue #2061977 by InternetDevels, kim.pepper, ianthomas_uk, herom: Replace user_access() calls with ->hasPermission() in all core modules except user.

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

Issue #2246665 by jaredsmith, martin107, YesCT, filijonka, tstoeckler: Typehint with Drupal\Core\Language\LanguageInterface instead Drupal\Core\Language\Language.

Issue #2169361 by plopesc: Convert COMMENT_HIDDEN & COMMENT_CLOSED & COMMENT_OPEN  to a constant on the comment field interface.

Issue #1987396 by joelpittet, andypost, jenlampton, Hydra, larowlan, Cottser, brunodbo: Refactor & Clean-up comment.module theme functions.

Issue #2151427 by andypost, TR: Convert COMMENT_NOT_PUBLISHED & COMMENT_PUBLISHED to a constant on the comment interface.

Issue #2100329 by cosmicdreams: Use \Drupal instead of Drupal to make IDEs and static code analyse tools happy.

Issue #731724 by larowlan, andypost, dixon_, tsvenson: Convert comment settings into a field to make them work with CMI and non-node entities.

Issue #1991684 by Wim Leers, rcaracaus, amateescu, msonnabaum: Fixed Node history markers (comment & node 'new' indicator, 'x new comments' links) forces render caching to be per user.

Issue #1999328 by DmitryDrozdik, annikaC, jeroen12345, andypost: Remove comment_save() and comment_delete()/comment_delete_multiple() in favor of $comment->save()/$comment->delete().

Issue #1818570 by Berdir, effulgentsia, das-peter, andypost: Convert users to the new Entity Field API.

Issue #1999322 by elvis2, alexander.ilivanov | Berdir: Remove node_save() and node_delete()/node_delete_multiple() in favor of $node->save()/$node->delete().

Issue #1620010 by dawehner, ParisLiakos, plach, jibran: Move LANGUAGE constants to the Language class.

Issue #1847768 by rootatwc, tim.plunkett, effulgentsia, Crell, Damien Tournoud: Remove ip_address().

Issue #1806334 by dawehner, xjm, tim.plunkett, rootatwc: Convert the node listing at /node to Views.

Issue #1829224 by alexpott, pfrenssen, vijaycs85, lirantal: Convert the 'theme_default()' variable to CMI.

Issue #1479454 by Hugo Wetterberg, galooph, andypost, marcingy, heyrocker, larowlan, alexpott, tim.plunkett, fubhy, sun, dawehner: Convert user roles to configurables.

Revert "Issue #1479454 by Hugo Wetterberg, galooph, dawehner, andypost, marcingy, heyrocker, larowlan, alexpott, tim.plunkett, fubhy, sun: Change notice: Convert user roles to configurables."

Broke testbot. :(

This reverts commit 2ae15972.

Issue #1479454 by Hugo Wetterberg, galooph, dawehner, andypost, marcingy, heyrocker, larowlan, alexpott, tim.plunkett, fubhy, sun: Change notice: Convert user roles to configurables.

Issue #1812034 by xjm: Only use standard profile where necessary in comment.module tests (10% bot speed-up).