Issue #2020399 by mr.baileys, oadaeh, dawehner, yanniboi, Xano, Andi-D: Convert 'Who's online' block to a View.

Issue #2020387 by mr.baileys, Andi-D, dawehner, oadaeh, YesCT, Kars-T: Convert 'Active forum topics' block to a View.

Issue #1957276 by dawehner, xjm, yoroy, yoroy, Bojhan, tim.plunkett: Let users set the block instance title for Views blocks in the Block UI.

Issue #1998638 by damiankloip, dawehner, kim.pepper, cosmicdreams, alexpott, larowlan, Damien Tournoud: Replace almost all remaining superglobals (, , etc.) with Symfony Request object.

Issue #2109287 by dawehner, Cottser, tim.plunkett, kim.pepper: Replace list_themes() with a service.

Issue #2032309 by dawehner, amateescu: Use local tasks derivatives to provide local tasks for views.

Issue #1342198 by nod_, droplet, cosmicdreams, RobLoach, aspilicious: Use .on and .off instead of .bind, .unbind and .delegate.

Issue #2148211 by alexpott: Use isSyncing flag to prevent creation of configuration entities on synchronisation.

Issue #2080365 by mrsinguyen: Remove Unused local variable  from /core/modules/system/lib/Drupal/system/Tests/FileTransfer/TestFileTransfer.php.

Issue #2080535 by mrsinguyen: Remove Unused local variable  from /core/modules/options/lib/Drupal/options/Tests/OptionsFieldUITest.php.

Issue #2080393 by mrsinguyen: Remove Unused local variable  from /core/modules/image/lib/Drupal/image/Tests/ImageThemeFunctionTest.php.

Issue #2080705 by chertzog: Remove Unused local variable  from /core/modules/rdf/lib/Drupal/rdf/Tests/TrackerAttributesTest.php.

Issue #2080013 by mrsinguyen: Remove Unused local variable  from /core/modules/system/lib/Drupal/system/Form/ImageToolkitForm.php.

Issue #2080397 by mrsinguyen: Remove Unused local variable  from /core/modules/simpletest/simpletest.module.

Issue #2081167 by smiro: Remove Unused local variable  from /core/modules/block/custom_block/lib/Drupal/custom_block/CustomBlockStorageController.php.

Issue #2080399 by Haza: Remove Unused local variable  from /core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php.

Issue #2081189 by mrsinguyen, smiro: Remove Unused local variable  from /core/modules/language/lib/Drupal/language/HttpKernel/PathProcessorLanguage.php.

Issue #2080403 by mrsinguyen: Remove Unused local variable  from /core/modules/simpletest/lib/Drupal/simpletest/Tests/DrupalUnitTestBaseTest.php.

Issue #2081193 by mrsinguyen: Remove Unused local variable  from /core/modules/views_ui/views_ui.module.

Issue #2080405 by mrsinguyen: Remove Unused local variable  from /core/modules/simpletest/lib/Drupal/simpletest/Tests/MailCaptureTest.php.

Issue #2080321 by sandergo90, guregori: Remove Unused local variable  from /core/modules/system/lib/Drupal/system/Tests/Common/JavaScriptTest.php.

Issue #2080421 by mrsinguyen: Remove Unused local variable  from /core/modules/book/lib/Drupal/book/Tests/BookTest.php.

Issue #2079981 by mrsinguyen: Remove Unused local variable  from /core/modules/node/lib/Drupal/node/Tests/Views/StatusExtraTest.php.

Issue #2080597 by sandergo90, mrsinguyen: Remove Unused local variable  from /core/modules/user/lib/Drupal/user/Tests/UserLanguageTest.php.

Issue #2081175 by smiro: Remove Unused local variable  from /serialization/lib/Drupal/serialization/RegisterSerializationClassesCompilerPass.php.

Issue #2080371 by mrsinguyen: Remove Unused local variable  from /core/modules/statistics/lib/Drupal/statistics/Tests/StatisticsLoggingTest.php.