Contract Overview

Contract	Purpose
Option Vault Factory	Creates and tracks OptionVaultERC20's
	ERC20 token representing proportional ownership on an individual option vault Backed by a single ERC20 collateral token Vault creator/operator is responsible for pricing & hedging Exposes an interface for calculating premium
Options	NFT of all option positions Primary interface for all vaults to get premium, create and exercise options
SimpleSeller	Default implementation of premium interface Set price points across the strike/expiry surface Apply a factor based on vault utilisation Sell using a Dutch auction
Referrals	Keeps track of referrals