\Civi - Use facade instead of Civi\Core\Container::singleton()

CRM/Admin/Form/Job.php

CRM/Contact/BAO/GroupContactCache.php

CRM/Core/BAO/Cache.php

CRM/Core/Config.php

CRM/Core/DAO.php

CRM/Cxn/ApiRouter.php

CRM/Mailing/BAO/Mailing.php

CRM/Mailing/BAO/MailingJob.php

CRM/Mailing/Event/BAO/Forward.php

CRM/Mailing/Event/BAO/Reply.php

CRM/Mailing/Event/BAO/Resubscribe.php

CRM/Mailing/Event/BAO/Subscribe.php

CRM/Mailing/Event/BAO/Unsubscribe.php

CRM/Utils/Hook.php

CRM/Utils/Mail.php

Civi/Angular/Page/Main.php

Civi/Angular/Page/Modules.php

Civi/Core/Resolver.php

api/api.php

api/v3/Cxn.php