# Functions
ExtractToFolder extracts the file list to the file system in the given folder.
FromFolder reads the content of the given filder into a file list.
Marshal serializes a [T.FileList] as a tar file onto a [io.WriteCloser].
Unmarshal parses the content of a reader of a tar file into an in-memory copy.
WalkFolder walks the files in the file system.
# Variables
MarshalToFile stores a file list to a file in tar format.
MarshalToInput stores a file list either to a tar file or stdout (using "-" as the stdout identifier).
MarshalToStdOut stores a a tar file to stdout.
UnmarshalFromFile loads a tar file into a file list.
UnmarshalFromInput loads a tar file into a file list from either a file or stdin (using "-" as the stdin identifier).
UnmarshalFromStdIn loads a tar file from stdin.