Merge pull request #6909 from piwik/translation

.gitmodules

CHANGELOG.md

config/environment/dev.php

config/environment/test.php

config/global.php

console

core/Console.php

core/Container/ContainerFactory.php

core/FrontController.php

core/Intl/Locale.php

core/Piwik.php

core/Plugin/Manager.php

core/Tracker/ScheduledTasksRunner.php

core/Translate.php

core/Translation/Loader/JsonFileLoader.php

core/Translation/Loader/LoaderCache.php

core/Translation/Loader/LoaderInterface.php

core/Translation/Translator.php

plugins/API/API.php

plugins/Actions/tests/Unit/ArchiverTest.php