Properly require dependencies in initialize migration
const TBTCSystem = artifacts.require('TBTCSystem')
+
const BTCETHPriceFeed = artifacts.require('BTCETHPriceFeed')
const MockBTCUSDPriceFeed = artifacts.require('BTCUSDPriceFeed')
const MockETHUSDPriceFeed = artifacts.require('ETHUSDPriceFeed')
+const DepositFactory = artifacts.require('DepositFactory')
+const Deposit = artifacts.require('Deposit')
+const TBTCToken = artifacts.require('TBTCToken')
+const TBTCDepositToken = artifacts.require('TBTCDepositToken')
+const FeeRebateToken = artifacts.require('FeeRebateToken')
+const VendingMachine = artifacts.require('VendingMachine')
+
const {
KeepRegistryAddress,
BTCUSDPriceFeed,
