Merge branch 'split/core' of https://github.com/contao/core into hotf…
…ix/4.4.1 # Conflicts: # src/Resources/contao/dca/tl_files.php # src/Resources/contao/library/Contao/Automator.php # src/Resources/contao/templates/backend/be_login.html5 # src/Resources/contao/templates/forms/form_captcha.html5 # src/Resources/contao/templates/forms/form_captcha.xhtml # src/Resources/contao/templates/forms/form_hidden.html5 # src/Resources/contao/templates/forms/form_hidden.xhtml