Added
- docci.file.FileAttachment.name - name without restricted chars like \/:*?"<>|
- docci.file.FileAttachment.mimetype - mimetype like application/octet-stream from extension
- docci.file.list_dir_files - return directory name and its files as FileAttachment
- docci.zip.raw_to_zip - convert path, bytes, stream, FileAttachment to ZipFile
- docci.zip.zip_files - zip files into single archive
- docci.zip.zip_dirs - zip directories into single archive