First SHA-1 hash of a file.
SHA-1 for single file.
Save first.
Success with calculating the SHA1 hash codes for multiple files at once.
Create torrent file if none provided. Add pieces to torrent toString function.
Added ref-url, which may point to another json document containing the thing metadata.
Renamed uuid to id, to allow for localised id schemes which might not consist of uuids.
Merge branch 'master' of github.com:garyhodgson/thing-tracker-network
Merge branch 'master' of https://github.com/derrickoswald/thing-tracker-network into derrickoswald-master