Merge pull request #21628 from owncloud/deprecated_secure_random_funcions

apps/encryption/lib/crypto/encryptall.php

apps/federation/api/ocsauthapi.php

apps/federation/lib/trustedservers.php

apps/federation/tests/api/ocsauthapitest.php

apps/federation/tests/lib/trustedserverstest.php

apps/files_sharing/tests/controller/sharecontroller.php

core/lostpassword/controller/lostcontroller.php

lib/base.php

lib/private/appframework/http/request.php

lib/private/cache/file.php

lib/private/db/mdb2schemamanager.php

lib/private/security/crypto.php

lib/private/session/cryptowrapper.php

lib/private/setup.php

lib/private/setup/mysql.php

lib/private/share/share.php

lib/private/user.php

lib/private/user/session.php

lib/private/util.php

tests/core/lostpassword/controller/lostcontrollertest.php