Issue #1723892 by Berdir, Pancho, das-peter, fago: Support for revisions for entity save and delete operations.

Issue #1277352 by quartsize, lewisnyman, nod_, JohnAlbin, kika, dcmouyard: Fixed Responsive vertical tabs.

Issue #1775780 by mr.baileys, -enzo-, kbasarab, alexpott, sun: Fixed Needs tests: Forum module's block configuration for block.active.limit and block.new.limit .

Issue #843114 by sun, quicksketch, Berdir, c960657, Crell: Fixed DatabaseConnection::__construct() and DatabaseConnection_mysql()::__construct() leaks  (Too many connections).

Issue #1808864 by fastangel, Jose Reyero: Fixed Exception handling is not 'locale safe' (thus not database safe).

Issue #1810652 by xjm: Fixed admin/config/system/site-information still references the default content feed when node.module is disabled.

Issue #1798732 by Dean Reilly, westie, alexpott: Convert install_task() variable to use state system.

Issue #1751150 by lewisnyman, moshe weitzman, jessebeach: Improve usability of forms on touch screen and small screen devices.

Issue #1811068 by xjm: Fixed MenuNodeTest improperly uses the node front page when checking for menu links.

Issue #1802072 by fubhy, Stalski: Ajax callbacks should be callbacks defined as function or class method.

Issue #1263302 by andypost, peterpoe: Fixed States API disabled state handler filters out nonexistent class 'form-element'.

Issue #1809962 by Jose Reyero, sun: Move some locale updates to update.inc for a safe language upgrade.

Issue #1742894 by Sutharsan, webflo, attiks, Gábor Hojtsy: Added Get status of local and remote translation files.

Issue #1786990 by effulgentsia, tim.plunkett, andypost, sun: Fixed [Module]Bundle is registered too late in WebTestBase::setUp().

Issue #1808112 by sun: Fixed Missing method visibility, bogus phpDoc and coding style in Cache backend classes.

Issue #1803338 by chx, katbailey, jthorson, Crell: Fixed 403 and 404 pages call error_log() cluttering server error logs.