Issue #2130461 by Alan D.: Tracker pager is inconsistent with every other pager in core.
Issue #2227687 by cs_shadow, Cottser: Slightly ugly error message if a module is incompatible with the version of core and the PHP version.
Issue #2228477 by xandeadx: Better way to set  in DialogController::dialog().
Issue #2002246 by tompagabor, floretan, lauriii, pakmanlh, rbomhof | pixelite: Capitalize operations links in the comment and taxonomy term admin UI.
Issue #2212411 by LinL, znerol: Code style cleanup of language system.