Fix connect unused vars

packages/contracts/deploy/migrations/migrate.ts

@@ -1,11 +1,9 @@
 import {Web3Wrapper} from '@0xproject/web3-wrapper';
 import {BigNumber} from 'bignumber.js';
 import * as _ from 'lodash';
-import * as Web3 from 'web3';
 
 import {Deployer} from './../src/deployer';
 import {constants} from './../src/utils/constants';
-import {Token} from './../src/utils/types';
 import {tokenInfo} from './config/token_info';
 
 export const migrator = {

packages/contracts/deploy/src/compiler.ts

@@ -1,4 +1,3 @@
-import {promisify} from '@0xproject/utils';
 import * as ethUtil from 'ethereumjs-util';
 import * as _ from 'lodash';
 import * as path from 'path';
@@ -14,7 +13,6 @@ import {
     ContractNetworks,
     ContractSources,
     ImportContents,
-    SolcErrors,
 } from './utils/types';
 import {utils} from './utils/utils';
 

packages/contracts/deploy/src/deployer.ts

@@ -1,5 +1,4 @@
 import {TxData} from '@0xproject/types';
-import {promisify} from '@0xproject/utils';
 import {Web3Wrapper} from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 import * as Web3 from 'web3';

packages/contracts/deploy/test/deploy_test.ts

@@ -4,7 +4,7 @@ import 'mocha';
 import {Compiler} from './../src/compiler';
 import {Deployer} from './../src/deployer';
 import {fsWrapper} from './../src/utils/fs_wrapper';
-import {CompilerOptions, ContractArtifact, ContractData, DeployerOptions, DoneCallback} from './../src/utils/types';
+import {CompilerOptions, ContractArtifact, ContractData, DoneCallback} from './../src/utils/types';
 import {constructor_args, exchange_binary} from './fixtures/exchange_bin';
 import {constants} from './util/constants';