occ script to disable encryption and to decrypt all files again

apps/encryption/appinfo/application.php

apps/encryption/lib/crypto/decryptall.php

apps/encryption/lib/crypto/encryption.php

apps/encryption/lib/session.php

apps/encryption/tests/lib/SessionTest.php

apps/encryption/tests/lib/crypto/decryptalltest.php

apps/encryption/tests/lib/crypto/encryptionTest.php

core/command/encryption/decryptall.php

core/register_command.php

lib/private/encryption/decryptall.php

lib/public/encryption/iencryptionmodule.php

tests/core/command/encryption/decryptalltest.php

tests/lib/encryption/decryptalltest.php

tests/lib/files/storage/wrapper/encryption.php

tests/lib/files/stream/encryption.php