SimpleOT for Nim

Allows the SimpleOT library to be used in Nim.

Generate a sender secret:

import simpleot

let sender = Sender()
let senderMessage = sender.generateSecret()

Generate a receiver secret:

let receiver = Receiver()
let bits = generateChoiceBits()
let receiverMessage = receiver.generateSecret(senderMessage, bits)

Generate sender keys:

let senderKeys = sender.generateKeys(receiverMessage)

Generate receiver keys:

let receiverKeys = receiver.generateKeys()