Move SimpleSAML_Utils_Arrays to SimpleSAML\Utils\Arrays.

lib/SimpleSAML/Auth/LDAP.php

lib/SimpleSAML/Configuration.php

lib/SimpleSAML/Memcache.php

lib/SimpleSAML/Metadata/SAMLBuilder.php

lib/SimpleSAML/Utilities.php

lib/SimpleSAML/Utils/Arrays.php

modules/authcrypt/lib/Auth/Source/Hash.php

modules/authcrypt/lib/Auth/Source/Htpasswd.php

modules/consent/templates/consentform.php

modules/core/templates/frontpage_federation.tpl.php

modules/exampleauth/lib/Auth/Source/Static.php

modules/exampleauth/lib/Auth/Source/UserPass.php

modules/saml/lib/Auth/Source/SP.php

modules/statistics/lib/StatDataset.php

tests/Utils/ArraysTest.php

www/admin/metadata-converter.php