Refactor encryption, adding AES-128, -192 and -256 write support

[thekid]

Example

use io\archive\zip\{ZipFile, ZipFileEntry, Encryption};
use io\File;

$z= ZipFile::create(new File('encrypted.zip'))->encryptWith(Encryption::aes($secret, 256));

$file= $z->add(new ZipFileEntry('password.txt'));
$file->out()->write($contents);

$z->close();

See also

• PR Implement support for reading AES-enrypted entries #5 added read support

[thekid]

Released in https://github.com/xp-framework/zip/releases/tag/v11.3.0