User input with Highline.

Renamed vars for clarity.

Added .gitignore
Accepting input via commandline, renamed script.
Added cleaner CLI with commander. Also docs.
Client/Server version with ZeroMQ.
Moved selection logic from server into client, added primitive (de)serialization.
Added license.
Added roll observer using publish/subscribe.
Create README.md
Update README.md
Added support for channels.
Added 'private' channel that does not broadcast.