Issue #1879774 by damiankloip, dawehner, effulgentsia: catch plugin exceptions for invalid views display plugins.

Issue #2006636 by tim.plunkett: Fixed menu_contextual_links() will always return a link to the MENU_DEFAULT_LOCAL_TASK, never the parent.

Issue #625958 followup by slashrsm, chx, andypost, yched: [Follow up] Support Uploading Multiple Files for HTML5 Browsers via #multiple attribute.

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

Issue #2004780 by Ryan Weal, YesCT, tim.plunkett, plach, Gábor Hojtsy: Fixed Unify menu item access checking with mock menu items.

This reverts commit 0e59a8d6.

Issue #1984626 by klausi: Fixed ResourcePluginManager should implement an AlterDecorator and others.

Issue #1822048 followup by tim.plunkett: Consider improving/removing the concept of 'broken' handlers.

Issue #2002732 by Froelund, diarmy, drupalmonkey: Improve code maintainability by removing unused local variables - core/includes/update.inc.

Issue #2002730 by Froelund, leanderl, drupalmonkey: Improve code maintainability by removing unused local variables - core/includes/theme.inc.

Issue #2002706 by kerasai: Improve code maintainability by removing unused local variables - core/includes/authorize.inc.

Issue #2003272 by kenianbei, Dan Reinders, theladebug: Rename Views method set_validated_view() to setValidatedView().

Issue #2002354 by IshaDakota, Dan Reinders, jeroen12345: Rename Views method aggregation_method_simple() to aggregationMethodSimple().