Merge pull request #4449 from owncloud/clean_up_util

core/lostpassword/controller.php

core/minimizer.php

core/setup.php

lib/app.php

lib/base.php

lib/public/share.php

lib/setup.php

lib/setup/mysql.php

lib/setup/oci.php

lib/setup/postgresql.php

lib/templatelayout.php

lib/user.php

lib/util.php

settings/admin.php

tests/lib/db.php

tests/lib/dbschema.php

tests/lib/util.php