diff --git a/.circleci/config.yml b/.circleci/config.yml
index 1bdc10923..d1559c856 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -9,6 +9,8 @@ jobs:
             - image: circleci/node:11.14-browsers
             - image: circleci/postgres:9.6.5-alpine-ram
             - image: 0xorg/ganache-cli:6.0.0
+              environment:
+                VERSION: 6.2.4-110e1afa8
             - image: 0xorg/mesh:9.2.1
               environment:
                 ETHEREUM_RPC_URL: http://0.0.0.0:8545
diff --git a/docker-compose.yml b/docker-compose.yml
index b44add56e..6fcc0932e 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -4,6 +4,8 @@ services:
         image: "0xorg/ganache-cli:6.0.0"
         ports:
             - "8545:8545"
+        environment:
+            VERSION: 6.2.4-110e1afa8
     postgres:
         image: postgres:9.6
         environment:
diff --git a/package.json b/package.json
index d87f489da..ce79dfaa7 100644
--- a/package.json
+++ b/package.json
@@ -6,9 +6,12 @@
     "author": "Francesco Agosti <francesco@0x.org>",
     "license": "Apache-2.0",
     "scripts": {
-        "clean": "shx rm -rf lib 0x_mesh/db",
+        "install": "sed -ie 's!import { Provider as Web3Provider } from \"web3/providers\";!import { Web3EthereumProvider as Web3Provider } from \"web3-providers\";!' node_modules/ganache-core/typings/index.d.ts # see https://github.com/trufflesuite/ganache-core/issues/465#issuecomment-610005598",
+        "clean": "yarn clean:ts && yarn clean:docker",
+        "clean:ts": "shx rm -rf lib",
+        "clean:docker": "shx rm -rf 0x_mesh/db",
         "build": "tsc -p tsconfig.json",
-        "test": "ETHEREUM_RPC_URL=http://localhost:8545 mocha --require source-map-support/register --require make-promises-safe lib/test/**/*_test.js --timeout 100000 --exit",
+        "test": "ETHEREUM_RPC_URL=http://localhost:8545 CHAIN_ID=1337 RFQT_API_KEY_WHITELIST='koolApiKey1,koolApikey2' RFQT_MAKER_ENDPOINTS='https://mock-rfqt1.club' mocha --require source-map-support/register --require make-promises-safe lib/test/**/*_test.js --timeout 100000 --exit",
         "dev": "nodemon -r dotenv/config src/index.ts | pino-pretty",
         "dev:service:http": "nodemon -r dotenv/config src/runners/http_service_runner.ts | pino-pretty",
         "dev:service:sra_http": "nodemon -r dotenv/config src/runners/http_sra_service_runner.ts | pino-pretty",
@@ -16,23 +19,25 @@
         "dev:service:swap_http": "nodemon -r dotenv/config src/runners/http_swap_service_runner.ts | pino-pretty",
         "dev:service:order_watcher": "nodemon -r dotenv/config src/runners/order_watcher_service_runner.ts | pino-pretty",
         "watch": "tsc -w",
-        "prettier": "prettier --write '**/*.{ts,tsx,json,md}' --config .prettierrc",
-        "prettier:ci": "prettier --list-different '**/*.{ts,tsx,json,md}' --config .prettierrc",
+        "prettier": "prettier --write ${npm_package_config_prettier_target} --config .prettierrc",
+        "prettier:ci": "prettier --list-different ${npm_package_config_prettier_target} --config .prettierrc",
         "start": "node -r dotenv/config lib/src/index.js",
         "start:service:http": "node -r dotenv/config lib/src/runners/http_service_runner.js",
         "start:service:sra_http": "node -r dotenv/config lib/src/runners/http_sra_service_runner.js",
         "start:service:staking_http": "node -r dotenv/config lib/src/runners/http_staking_service_runner.js",
         "start:service:swap_http": "node -r dotenv/config lib/src/runners/http_swap_service_runner.js",
         "start:service:order_watcher": "node -r dotenv/config lib/src/runners/order_watcher_service_runner.js",
-        "lint": "tslint --project . --format stylish"
+        "lint": "tslint --project . --format stylish && yarn prettier:ci"
+    },
+    "config": {
+        "prettier_target": "{.,test/**,src/**}/*.{ts,tsx,json,md}"
     },
     "resolutions": {
-        "@0x/contract-addresses": "0xProject/gitpkg-registry#0x-contract-addresses-v4.9.0-0e196a59d",
+        "@0x/contract-addresses": "0xProject/gitpkg-registry#0x-contract-addresses-v4.9.0-110e1afa8",
         "@0x/contract-wrappers": "0xProject/gitpkg-registry#0x-contract-wrappers-v13.6.3-0e196a59d"
     },
     "devDependencies": {
         "@0x/dev-utils": "^3.1.1",
-        "@0x/migrations": "^5.0.2",
         "@0x/tslint-config": "^4.0.0",
         "@0x/types": "^3.1.1",
         "@0x/typescript-typings": "^5.0.1",
@@ -48,6 +53,7 @@
         "chai": "^4.2.0",
         "chai-as-promised": "^7.1.1",
         "dirty-chai": "^2.0.1",
+        "make-promises-safe": "^5.1.0",
         "mocha": "^6.2.2",
         "nodemon": "^1.19.4",
         "pino-pretty": "^3.2.2",
@@ -60,9 +66,9 @@
     },
     "dependencies": {
         "@0x/assert": "^3.0.4",
-        "@0x/asset-swapper": "0xProject/gitpkg-registry#0x-asset-swapper-v4.4.0-0e196a59d",
+        "@0x/asset-swapper": "0xProject/gitpkg-registry#0x-asset-swapper-v4.4.0-110e1afa8",
         "@0x/connect": "^6.0.4",
-        "@0x/contract-addresses": "0xProject/gitpkg-registry#0x-contract-addresses-v4.9.0-0e196a59d",
+        "@0x/contract-addresses": "0xProject/gitpkg-registry#0x-contract-addresses-v4.9.0-110e1afa8",
         "@0x/contract-wrappers": "0xProject/gitpkg-registry#0x-contract-wrappers-v13.6.3-0e196a59d",
         "@0x/json-schemas": "^5.0.4",
         "@0x/mesh-rpc-client": "^9.2.1",
diff --git a/src/config.ts b/src/config.ts
index bdd852711..bfc520287 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -135,6 +135,12 @@ export const LIQUIDITY_POOL_REGISTRY_ADDRESS: string | undefined = _.isEmpty(
           EnvVarType.ETHAddressHex,
       );
 
+export const RFQT_API_KEY_WHITELIST: string[] =
+    process.env.RFQT_API_KEY_WHITELIST === undefined ? [] : process.env.RFQT_API_KEY_WHITELIST.split(',');
+
+export const RFQT_MAKER_ENDPOINTS: string[] =
+    process.env.RFQT_MAKER_ENDPOINTS === undefined ? [] : process.env.RFQT_MAKER_ENDPOINTS.split(',');
+
 // Max number of entities per page
 export const MAX_PER_PAGE = 1000;
 // Default ERC20 token precision
diff --git a/src/handlers/swap_handlers.ts b/src/handlers/swap_handlers.ts
index 9112ea8aa..ed62be526 100644
--- a/src/handlers/swap_handlers.ts
+++ b/src/handlers/swap_handlers.ts
@@ -41,6 +41,9 @@ export class SwapHandlers {
             gasPrice,
             excludedSources,
             affiliateAddress,
+            rfqt,
+            // tslint:disable-next-line:boolean-naming
+            skipValidation,
         } = parseGetSwapQuoteRequestParams(req);
 
         const isETHSell = isETHSymbol(sellToken);
@@ -83,6 +86,14 @@ export class SwapHandlers {
             gasPrice,
             excludedSources,
             affiliateAddress,
+            apiKey: req.header('0x-api-key'),
+            rfqt:
+                rfqt === undefined
+                    ? undefined
+                    : {
+                          intentOnFilling: rfqt.intentOnFilling,
+                      },
+            skipValidation,
         };
 
         try {
@@ -200,6 +211,10 @@ const parseGetSwapQuoteRequestParams = (req: express.Request): GetSwapQuoteReque
             ? undefined
             : parseStringArrForERC20BridgeSources(req.query.excludedSources.split(','));
     const affiliateAddress = req.query.affiliateAddress;
+    const rfqt =
+        req.query.intentOnFilling === undefined ? undefined : { intentOnFilling: req.query.intentOnFilling === 'true' };
+    // tslint:disable-next-line:boolean-naming
+    const skipValidation = req.query.skipValidation === undefined ? false : req.query.skipValidation === 'true';
     return {
         takerAddress,
         sellToken,
@@ -210,5 +225,7 @@ const parseGetSwapQuoteRequestParams = (req: express.Request): GetSwapQuoteReque
         gasPrice,
         excludedSources,
         affiliateAddress,
+        rfqt,
+        skipValidation,
     };
 };
diff --git a/src/schemas/swap_quote_request_schema.json b/src/schemas/swap_quote_request_schema.json
index 015e36385..1cbc43a2a 100644
--- a/src/schemas/swap_quote_request_schema.json
+++ b/src/schemas/swap_quote_request_schema.json
@@ -21,6 +21,17 @@
         },
         "excludedSources": {
             "type": "string"
+        },
+        "apiKey": {
+            "type": "string"
+        },
+        "intentOnFilling": {
+            "type": "string",
+            "enum": ["true", "false"]
+        },
+        "skipValidation": {
+            "type": "string",
+            "enum": ["true", "false"]
         }
     },
     "required": ["sellToken", "buyToken"],
diff --git a/src/services/swap_service.ts b/src/services/swap_service.ts
index 7775db015..711831082 100644
--- a/src/services/swap_service.ts
+++ b/src/services/swap_service.ts
@@ -23,10 +23,13 @@ import {
     CHAIN_ID,
     FEE_RECIPIENT_ADDRESS,
     LIQUIDITY_POOL_REGISTRY_ADDRESS,
+    RFQT_API_KEY_WHITELIST,
+    RFQT_MAKER_ENDPOINTS,
 } from '../config';
 import {
     DEFAULT_TOKEN_DECIMALS,
     GAS_LIMIT_BUFFER_PERCENTAGE,
+    NULL_ADDRESS,
     ONE,
     ONE_SECOND_MS,
     PERCENTAGE_SIG_DIGITS,
@@ -62,6 +65,10 @@ export class SwapService {
             chainId: CHAIN_ID,
             expiryBufferMs: QUOTE_ORDER_EXPIRATION_BUFFER_MS,
             liquidityProviderRegistryAddress: LIQUIDITY_POOL_REGISTRY_ADDRESS,
+            rfqt: {
+                takerApiKeyWhitelist: RFQT_API_KEY_WHITELIST,
+                makerEndpoints: RFQT_MAKER_ENDPOINTS,
+            },
         };
         this._swapQuoter = new SwapQuoter(this._provider, orderbook, swapQuoterOpts);
         this._swapQuoteConsumer = new SwapQuoteConsumer(this._provider, swapQuoterOpts);
@@ -85,6 +92,10 @@ export class SwapService {
             from,
             excludedSources,
             affiliateAddress,
+            apiKey,
+            rfqt,
+            // tslint:disable-next-line:boolean-naming
+            skipValidation,
         } = params;
         const assetSwapperOpts = {
             ...ASSET_SWAPPER_MARKET_ORDERS_OPTS,
@@ -92,6 +103,17 @@ export class SwapService {
             bridgeSlippage: slippagePercentage,
             gasPrice: providedGasPrice,
             excludedSources, // TODO(dave4506): overrides the excluded sources selected by chainId
+            apiKey,
+            rfqt:
+                rfqt === undefined || from === undefined || from === NULL_ADDRESS
+                    ? undefined
+                    : {
+                          ...rfqt,
+                          // If this is a forwarder transaction, then we want to request quotes with the taker as the
+                          // forwarder contract. If it's not, then we want to request quotes with the taker set to the
+                          // API's takerAddress query parameter, which in this context is known as `from`.
+                          takerAddress: isETHSell ? getContractAddressesForChainOrThrow(CHAIN_ID).forwarder : from,
+                      },
         };
         if (sellAmount !== undefined) {
             swapQuote = await this._swapQuoter.getMarketSellSwapQuoteAsync(
@@ -136,7 +158,7 @@ export class SwapService {
         const affiliatedData = this._attributeCallData(data, affiliateAddress);
 
         let suggestedGasEstimate = new BigNumber(gas);
-        if (from) {
+        if (!skipValidation && from) {
             // Force a revert error if the takerAddress does not have enough ETH.
             const txDataValue =
                 extensionContractType === ExtensionContractType.Forwarder
diff --git a/src/token_metadatas_for_networks.ts b/src/token_metadatas_for_networks.ts
index 73694ebcd..5a975931f 100644
--- a/src/token_metadatas_for_networks.ts
+++ b/src/token_metadatas_for_networks.ts
@@ -637,4 +637,24 @@ export const TokenMetadatasForChains: TokenMetadataAndChainAddresses[] = [
             [ChainId.Ganache]: NULL_ADDRESS,
         },
     },
+    {
+        symbol: 'ZWETH',
+        name: 'Custom Kovan Wrapped Ether',
+        decimals: 18,
+        tokenAddresses: {
+            [ChainId.Mainnet]: NULL_ADDRESS,
+            [ChainId.Kovan]: '0x1FcAf05ABa8c7062D6F08E25c77Bf3746fCe5433',
+            [ChainId.Ganache]: NULL_ADDRESS,
+        },
+    },
+    {
+        symbol: 'ZUSDC',
+        name: 'Custom Kovan USD Coin',
+        decimals: 6,
+        tokenAddresses: {
+            [ChainId.Mainnet]: NULL_ADDRESS,
+            [ChainId.Kovan]: '0x5a719Cf3E02c17c876F6d294aDb5CB7C6eB47e2F',
+            [ChainId.Ganache]: NULL_ADDRESS,
+        },
+    },
 ];
diff --git a/src/types.ts b/src/types.ts
index a030dd086..0368073e3 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -359,6 +359,10 @@ export interface GetSwapQuoteRequestParams {
     gasPrice?: BigNumber;
     excludedSources?: ERC20BridgeSource[];
     affiliateAddress?: string;
+    rfqt?: {
+        intentOnFilling: boolean;
+    };
+    skipValidation: boolean;
 }
 
 export interface CalculateSwapQuoteParams {
@@ -372,6 +376,11 @@ export interface CalculateSwapQuoteParams {
     gasPrice?: BigNumber;
     excludedSources?: ERC20BridgeSource[];
     affiliateAddress?: string;
+    apiKey?: string;
+    rfqt?: {
+        intentOnFilling: boolean;
+    };
+    skipValidation: boolean;
 }
 
 export interface GetSwapQuoteResponseLiquiditySource {
diff --git a/test/app_test.ts b/test/app_test.ts
index 2c93962f7..7bc2d0b3c 100644
--- a/test/app_test.ts
+++ b/test/app_test.ts
@@ -1,6 +1,9 @@
+import { rfqtMocker } from '@0x/asset-swapper';
+import { ContractAddresses, getContractAddressesForChainOrThrow } from '@0x/contract-addresses';
+import { ERC20TokenContract, WETH9Contract } from '@0x/contract-wrappers';
 import { BlockchainLifecycle, web3Factory } from '@0x/dev-utils';
-import { runMigrationsOnceAsync } from '@0x/migrations';
 import { Web3ProviderEngine } from '@0x/subproviders';
+import { BigNumber } from '@0x/utils';
 import { Web3Wrapper } from '@0x/web3-wrapper';
 import * as HttpStatus from 'http-status-codes';
 import 'mocha';
@@ -8,11 +11,12 @@ import * as request from 'supertest';
 
 import { AppDependencies, getAppAsync, getDefaultAppDependenciesAsync } from '../src/app';
 import * as config from '../src/config';
-import { DEFAULT_PAGE, DEFAULT_PER_PAGE, SRA_PATH } from '../src/constants';
+import { DEFAULT_PAGE, DEFAULT_PER_PAGE, SRA_PATH, SWAP_PATH } from '../src/constants';
 import { SignedOrderEntity } from '../src/entities';
 
 import * as orderFixture from './fixtures/order.json';
 import { expect } from './utils/expect';
+import { ganacheZrxWethOrder1 } from './utils/mocks';
 
 let app: Express.Application;
 
@@ -22,6 +26,10 @@ let accounts: string[];
 let blockchainLifecycle: BlockchainLifecycle;
 
 let dependencies: AppDependencies;
+
+// tslint:disable-next-line:custom-no-magic-numbers
+const MAX_UINT256 = new BigNumber(2).pow(256).minus(1);
+
 describe('app test', () => {
     before(async () => {
         // connect to ganache and run contract migrations
@@ -35,10 +43,9 @@ describe('app test', () => {
         blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
         await blockchainLifecycle.startAsync();
         accounts = await web3Wrapper.getAvailableAddressesAsync();
-        const owner = accounts[0];
-        await runMigrationsOnceAsync(provider, { from: owner });
 
         dependencies = await getDefaultAppDependenciesAsync(provider, config);
+
         // start the 0x-api app
         app = await getAppAsync({ ...dependencies }, config);
     });
@@ -81,7 +88,269 @@ describe('app test', () => {
                 expect(response.body.total).to.equal(1);
                 expect(response.body.records[0].order).to.deep.equal(apiOrderResponse);
             });
-
         await dependencies.connection.manager.remove(orderModel);
     });
+    describe('should respond to GET /swap/quote', () => {
+        it("with INSUFFICIENT_ASSET_LIQUIDITY when there's no liquidity (empty orderbook, sampling excluded, no RFQ)", async () => {
+            await request(app)
+                .get(
+                    `${SWAP_PATH}/quote?buyToken=DAI&sellToken=WETH&buyAmount=100000000000000000&excludedSources=Uniswap,Eth2Dai,Kyber,LiquidityProvider`,
+                )
+                .expect(HttpStatus.BAD_REQUEST)
+                .expect('Content-Type', /json/)
+                .then(response => {
+                    const responseJson = JSON.parse(response.text);
+                    expect(responseJson.reason).to.equal('Validation Failed');
+                    expect(responseJson.validationErrors.length).to.equal(1);
+                    expect(responseJson.validationErrors[0].field).to.equal('buyAmount');
+                    expect(responseJson.validationErrors[0].reason).to.equal('INSUFFICIENT_ASSET_LIQUIDITY');
+                });
+        });
+    });
+    describe('should hit RFQ-T when apropriate', async () => {
+        let contractAddresses: ContractAddresses;
+        let makerAddress: string;
+        let takerAddress: string;
+
+        beforeEach(() => {
+            contractAddresses = getContractAddressesForChainOrThrow(parseInt(process.env.CHAIN_ID || '1337', 10));
+            [makerAddress, takerAddress] = accounts;
+        });
+
+        context('with maker allowances set', async () => {
+            beforeEach(async () => {
+                const zrxToken = new ERC20TokenContract(contractAddresses.zrxToken, provider);
+                await zrxToken
+                    .approve(contractAddresses.erc20Proxy, MAX_UINT256)
+                    .sendTransactionAsync({ from: makerAddress });
+            });
+
+            context('getting a quote from an RFQ-T provider', async () => {
+                it('should succeed when taker has balances and amounts', async () => {
+                    const sellAmount = new BigNumber(100000000000000000);
+
+                    const wethContract = new WETH9Contract(contractAddresses.etherToken, provider);
+                    await wethContract.deposit().sendTransactionAsync({ value: sellAmount, from: takerAddress });
+                    await wethContract
+                        .approve(contractAddresses.erc20Proxy, sellAmount)
+                        .sendTransactionAsync({ from: takerAddress });
+
+                    const mockedApiParams = {
+                        sellToken: contractAddresses.etherToken,
+                        buyToken: contractAddresses.zrxToken,
+                        sellAmount: sellAmount.toString(),
+                        buyAmount: undefined,
+                        takerAddress,
+                    };
+                    return rfqtMocker.withMockedRfqtFirmQuotes(
+                        [
+                            {
+                                endpoint: 'https://mock-rfqt1.club',
+                                responseData: ganacheZrxWethOrder1,
+                                responseCode: 200,
+                                requestApiKey: 'koolApiKey1',
+                                requestParams: mockedApiParams,
+                            },
+                        ],
+                        async () => {
+                            const appResponse = await request(app)
+                                .get(
+                                    `${SWAP_PATH}/quote?buyToken=ZRX&sellToken=WETH&sellAmount=${sellAmount.toString()}&takerAddress=${takerAddress}&intentOnFilling=true&excludedSources=Uniswap,Eth2Dai,Kyber,LiquidityProvider`,
+                                )
+                                .set('0x-api-key', 'koolApiKey1')
+                                .expect(HttpStatus.OK)
+                                .expect('Content-Type', /json/);
+
+                            const responseJson = JSON.parse(appResponse.text);
+                            expect(responseJson.orders.length).to.equal(1);
+                            expect(responseJson.orders[0]).to.eql(ganacheZrxWethOrder1);
+                        },
+                    );
+                });
+                it('should fail when taker address is not supplied', async () => {
+                    const sellAmount = new BigNumber(100000000000000000);
+
+                    const appResponse = await request(app)
+                        .get(
+                            `${SWAP_PATH}/quote?buyToken=ZRX&sellToken=WETH&sellAmount=${sellAmount.toString()}&intentOnFilling=true&excludedSources=Uniswap,Eth2Dai,Kyber,LiquidityProvider`,
+                        )
+                        .set('0x-api-key', 'koolApiKey1')
+                        .expect(HttpStatus.BAD_REQUEST)
+                        .expect('Content-Type', /json/);
+
+                    const validationErrors = appResponse.body.validationErrors;
+                    expect(validationErrors.length).to.eql(1);
+                    expect(validationErrors[0].reason).to.eql('INSUFFICIENT_ASSET_LIQUIDITY');
+                });
+                it('should succeed when taker can not actually fill but we skip validation', async () => {
+                    const sellAmount = new BigNumber(100000000000000000);
+
+                    const wethContract = new WETH9Contract(contractAddresses.etherToken, provider);
+                    await wethContract
+                        .approve(contractAddresses.erc20Proxy, new BigNumber(0))
+                        .sendTransactionAsync({ from: takerAddress });
+
+                    const mockedApiParams = {
+                        sellToken: contractAddresses.etherToken,
+                        buyToken: contractAddresses.zrxToken,
+                        sellAmount: sellAmount.toString(),
+                        buyAmount: undefined,
+                        takerAddress,
+                    };
+                    return rfqtMocker.withMockedRfqtFirmQuotes(
+                        [
+                            {
+                                endpoint: 'https://mock-rfqt1.club',
+                                responseData: ganacheZrxWethOrder1,
+                                responseCode: 200,
+                                requestApiKey: 'koolApiKey1',
+                                requestParams: mockedApiParams,
+                            },
+                        ],
+                        async () => {
+                            const appResponse = await request(app)
+                                .get(
+                                    `${SWAP_PATH}/quote?buyToken=ZRX&sellToken=WETH&sellAmount=${sellAmount.toString()}&takerAddress=${takerAddress}&intentOnFilling=true&excludedSources=Uniswap,Eth2Dai,Kyber,LiquidityProvider&skipValidation=true`,
+                                )
+                                .set('0x-api-key', 'koolApiKey1')
+                                .expect(HttpStatus.OK)
+                                .expect('Content-Type', /json/);
+                            const responseJson = JSON.parse(appResponse.text);
+                            expect(responseJson.orders.length).to.equal(1);
+                            expect(responseJson.orders[0]).to.eql(ganacheZrxWethOrder1);
+                        },
+                    );
+                });
+                it('should fail when bad api key used', async () => {
+                    const sellAmount = new BigNumber(100000000000000000);
+
+                    const wethContract = new WETH9Contract(contractAddresses.etherToken, provider);
+                    await wethContract.deposit().sendTransactionAsync({ value: sellAmount, from: takerAddress });
+                    await wethContract
+                        .approve(contractAddresses.erc20Proxy, new BigNumber(0))
+                        .sendTransactionAsync({ from: takerAddress });
+
+                    // this RFQ-T mock should never actually get hit b/c of the bad api key
+                    // but in the case in which the bad api key was _not_ blocked
+                    // this would cause the API to respond with RFQ-T liquidity
+                    const mockedApiParams = {
+                        sellToken: contractAddresses.etherToken,
+                        buyToken: contractAddresses.zrxToken,
+                        sellAmount: sellAmount.toString(),
+                        buyAmount: undefined,
+                        takerAddress,
+                    };
+                    return rfqtMocker.withMockedRfqtFirmQuotes(
+                        [
+                            {
+                                endpoint: 'https://mock-rfqt1.club',
+                                responseData: ganacheZrxWethOrder1,
+                                responseCode: 200,
+                                requestApiKey: 'badApiKey',
+                                requestParams: mockedApiParams,
+                            },
+                        ],
+                        async () => {
+                            const appResponse = await request(app)
+                                .get(
+                                    `${SWAP_PATH}/quote?buyToken=ZRX&sellToken=WETH&sellAmount=${sellAmount.toString()}&takerAddress=${takerAddress}&intentOnFilling=true&excludedSources=Uniswap,Eth2Dai,Kyber,LiquidityProvider&skipValidation=true`,
+                                )
+                                .set('0x-api-key', 'badApiKey')
+                                .expect(HttpStatus.BAD_REQUEST)
+                                .expect('Content-Type', /json/);
+                            const validationErrors = appResponse.body.validationErrors;
+                            expect(validationErrors.length).to.eql(1);
+                            expect(validationErrors[0].reason).to.eql('INSUFFICIENT_ASSET_LIQUIDITY');
+                        },
+                    );
+                });
+                it('should fail validation when taker can not actually fill', async () => {
+                    const sellAmount = new BigNumber(100000000000000000);
+
+                    const wethContract = new WETH9Contract(contractAddresses.etherToken, provider);
+                    await wethContract
+                        .approve(contractAddresses.erc20Proxy, new BigNumber(0))
+                        .sendTransactionAsync({ from: takerAddress });
+
+                    const mockedApiParams = {
+                        sellToken: contractAddresses.etherToken,
+                        buyToken: contractAddresses.zrxToken,
+                        sellAmount: sellAmount.toString(),
+                        buyAmount: undefined,
+                        takerAddress,
+                    };
+                    return rfqtMocker.withMockedRfqtFirmQuotes(
+                        [
+                            {
+                                endpoint: 'https://mock-rfqt1.club',
+                                responseData: ganacheZrxWethOrder1,
+                                responseCode: 200,
+                                requestApiKey: 'koolApiKey1',
+                                requestParams: mockedApiParams,
+                            },
+                        ],
+                        async () => {
+                            await request(app)
+                                .get(
+                                    `${SWAP_PATH}/quote?buyToken=ZRX&sellToken=WETH&sellAmount=${sellAmount.toString()}&takerAddress=${takerAddress}&intentOnFilling=true&excludedSources=Uniswap,Eth2Dai,Kyber,LiquidityProvider`,
+                                )
+                                .set('0x-api-key', 'koolApiKey1')
+                                .expect(HttpStatus.BAD_REQUEST)
+                                .expect('Content-Type', /json/);
+                        },
+                    );
+                });
+            });
+        });
+
+        context('without maker allowances set', async () => {
+            beforeEach(async () => {
+                const zrxToken = new ERC20TokenContract(contractAddresses.zrxToken, provider);
+                await zrxToken
+                    .approve(contractAddresses.erc20Proxy, new BigNumber(0))
+                    .sendTransactionAsync({ from: makerAddress });
+            });
+
+            it('should not return order if maker allowances are not set', async () => {
+                const sellAmount = new BigNumber(100000000000000000);
+
+                const wethContract = new WETH9Contract(contractAddresses.etherToken, provider);
+                await wethContract
+                    .approve(contractAddresses.erc20Proxy, new BigNumber(0))
+                    .sendTransactionAsync({ from: takerAddress });
+
+                const mockedApiParams = {
+                    sellToken: contractAddresses.etherToken,
+                    buyToken: contractAddresses.zrxToken,
+                    sellAmount: sellAmount.toString(),
+                    buyAmount: undefined,
+                    takerAddress,
+                };
+                return rfqtMocker.withMockedRfqtFirmQuotes(
+                    [
+                        {
+                            endpoint: 'https://mock-rfqt1.club',
+                            responseData: ganacheZrxWethOrder1,
+                            responseCode: 200,
+                            requestApiKey: 'koolApiKey1',
+                            requestParams: mockedApiParams,
+                        },
+                    ],
+                    async () => {
+                        const appResponse = await request(app)
+                            .get(
+                                `${SWAP_PATH}/quote?buyToken=ZRX&sellToken=WETH&sellAmount=${sellAmount.toString()}&takerAddress=${takerAddress}&intentOnFilling=true&excludedSources=Uniswap,Eth2Dai,Kyber,LiquidityProvider&skipValidation=true`,
+                            )
+                            .set('0x-api-key', 'koolApiKey1')
+                            .expect(HttpStatus.BAD_REQUEST)
+                            .expect('Content-Type', /json/);
+
+                        const validationErrors = appResponse.body.validationErrors;
+                        expect(validationErrors.length).to.eql(1);
+                        expect(validationErrors[0].reason).to.eql('INSUFFICIENT_ASSET_LIQUIDITY');
+                    },
+                );
+            });
+        });
+    });
 });
diff --git a/test/utils/mocks.ts b/test/utils/mocks.ts
new file mode 100644
index 000000000..c428a9174
--- /dev/null
+++ b/test/utils/mocks.ts
@@ -0,0 +1,20 @@
+export const ganacheZrxWethOrder1 = {
+    chainId: 1337,
+    exchangeAddress: '0x48bacb9266a570d521063ef5dd96e61686dbe788',
+    makerAddress: '0x5409ED021D9299bf6814279A6A1411A7e866A631',
+    takerAddress: '0x6ecbe1db9ef729cbe972c83fb886247691fb6beb',
+    feeRecipientAddress: '0x1000000000000000000000000000000000000011',
+    senderAddress: '0x0000000000000000000000000000000000000000',
+    makerAssetAmount: '100000000000000000',
+    takerAssetAmount: '100000000000000000',
+    makerFee: '0',
+    takerFee: '0',
+    expirationTimeSeconds: '33122559973',
+    salt: '1586559973114',
+    makerAssetData: '0xf47261b0000000000000000000000000871dd7c2b4b25e1aa18728e9d5f2af4c4e431f5c',
+    takerAssetData: '0xf47261b00000000000000000000000000b1ba0af832d7c05fd64161e0db78e85978e8082',
+    makerFeeAssetData: '0x',
+    takerFeeAssetData: '0x',
+    signature:
+        '0x1b3ac5f86ffd9b243ed27b8964ecee82988893e740e976b700557c83c03a38275517ae18fecdc5979bd0db950f87c76f3a6f548af35b7226a76ff675ae8f6eee5502',
+};
diff --git a/tsconfig.json b/tsconfig.json
index a23222924..f2599f60b 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -9,7 +9,7 @@
         "noUnusedLocals": true,
         "emitDecoratorMetadata": true,
         "experimentalDecorators": true,
-        "sourceMap": false,
+        "sourceMap": true,
         "typeRoots": ["./node_modules/@0x/typescript-typings/types", "./node_modules/@types"],
         "noUnusedParameters": true,
         "resolveJsonModule": true
diff --git a/yarn.lock b/yarn.lock
index d4425f87f..3f95ad5bb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -12,17 +12,7 @@
     lodash "^4.17.11"
     valid-url "^1.0.9"
 
-"@0x/assert@^3.0.2":
-  version "3.0.3"
-  resolved "https://registry.yarnpkg.com/@0x/assert/-/assert-3.0.3.tgz#18f92aa4e5d87824259b3ddd1cc1882b59f29e8e"
-  dependencies:
-    "@0x/json-schemas" "^5.0.3"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.2"
-    lodash "^4.17.11"
-    valid-url "^1.0.9"
-
-"@0x/assert@^3.0.3", "@0x/assert@^3.0.4":
+"@0x/assert@^3.0.4":
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/@0x/assert/-/assert-3.0.4.tgz#640bcd42d0b6286d45ee622e5622f71325ec63b4"
   dependencies:
@@ -42,9 +32,9 @@
     lodash "^4.17.11"
     valid-url "^1.0.9"
 
-"@0x/asset-swapper@0xProject/gitpkg-registry#0x-asset-swapper-v4.4.0-0e196a59d":
+"@0x/asset-swapper@0xProject/gitpkg-registry#0x-asset-swapper-v4.4.0-110e1afa8":
   version "4.4.0"
-  resolved "https://codeload.github.com/0xProject/gitpkg-registry/tar.gz/9638449b075d747499ed617bf8740ed2a0f6c9ad"
+  resolved "https://codeload.github.com/0xProject/gitpkg-registry/tar.gz/210a8bc61dda466b8f364d621d45a33fb1416360"
   dependencies:
     "@0x/assert" "^3.0.7"
     "@0x/contract-addresses" "^4.9.0"
@@ -54,25 +44,11 @@
     "@0x/orderbook" "^2.2.5"
     "@0x/utils" "^5.4.1"
     "@0x/web3-wrapper" "^7.0.7"
+    axios "^0.19.2"
+    axios-mock-adapter "^1.18.1"
     heartbeats "^5.0.1"
     lodash "^4.17.11"
 
-"@0x/base-contract@^6.0.2":
-  version "6.0.3"
-  resolved "https://registry.yarnpkg.com/@0x/base-contract/-/base-contract-6.0.3.tgz#47bff672b0f9f7190bd96feb3303a1d5a29ec64c"
-  dependencies:
-    "@0x/assert" "^3.0.3"
-    "@0x/json-schemas" "^5.0.3"
-    "@0x/utils" "^5.1.2"
-    "@0x/web3-wrapper" "^7.0.3"
-    ethereumjs-account "^3.0.0"
-    ethereumjs-blockstream "^7.0.0"
-    ethereumjs-util "^5.1.1"
-    ethereumjs-vm "^4.0.0"
-    ethers "~4.0.4"
-    js-sha3 "^0.7.0"
-    uuid "^3.3.2"
-
 "@0x/base-contract@^6.2.1":
   version "6.2.1"
   resolved "https://registry.yarnpkg.com/@0x/base-contract/-/base-contract-6.2.1.tgz#8d3bc64fd1fb7d791306d3dd2faf73b3dfe8bdd4"
@@ -119,15 +95,11 @@
     uuid "^3.3.2"
     websocket "^1.0.26"
 
-"@0x/contract-addresses@0xProject/gitpkg-registry#0x-contract-addresses-v4.9.0-0e196a59d", "@0x/contract-addresses@^4.1.0", "@0x/contract-addresses@^4.9.0":
+"@0x/contract-addresses@0xProject/gitpkg-registry#0x-contract-addresses-v4.9.0-110e1afa8", "@0x/contract-addresses@^4.9.0":
   version "4.9.0"
-  resolved "https://codeload.github.com/0xProject/gitpkg-registry/tar.gz/d3ac2d5e4afed6518a0066e19e0d522f5ed0be58"
-
-"@0x/contract-artifacts@^3.2.0":
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/@0x/contract-artifacts/-/contract-artifacts-3.2.0.tgz#a013ab50862f6c4d16fbbaa2bfc2299c630379d8"
+  resolved "https://codeload.github.com/0xProject/gitpkg-registry/tar.gz/93578492c2db18a5fb88709156fe50aa00b086aa"
 
-"@0x/contract-wrappers@0xProject/gitpkg-registry#0x-contract-wrappers-v13.6.3-0e196a59d", "@0x/contract-wrappers@^13.3.0", "@0x/contract-wrappers@^13.4.0", "@0x/contract-wrappers@^13.6.3":
+"@0x/contract-wrappers@0xProject/gitpkg-registry#0x-contract-wrappers-v13.6.3-0e196a59d", "@0x/contract-wrappers@^13.4.0", "@0x/contract-wrappers@^13.6.3":
   version "13.6.3"
   resolved "https://codeload.github.com/0xProject/gitpkg-registry/tar.gz/8bc7a7ffe50b0c4c345d49aa979af9a6f8738b4c"
   dependencies:
@@ -141,197 +113,12 @@
     ethereum-types "^3.1.0"
     ethers "~4.0.4"
 
-"@0x/contracts-asset-proxy@^3.0.2":
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-asset-proxy/-/contracts-asset-proxy-3.0.2.tgz#7b3301c34e3de24d570751833806d3c824481e26"
-  dependencies:
-    "@0x/base-contract" "^6.0.2"
-    "@0x/contracts-dev-utils" "^1.0.2"
-    "@0x/contracts-erc1155" "^2.0.2"
-    "@0x/contracts-erc20" "^3.0.2"
-    "@0x/contracts-erc721" "^3.0.2"
-    "@0x/contracts-exchange-libs" "^4.0.2"
-    "@0x/order-utils" "^10.0.1"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    "@0x/web3-wrapper" "^7.0.2"
-    ethereum-types "^3.0.0"
-    lodash "^4.17.11"
-
-"@0x/contracts-coordinator@^3.0.2":
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-coordinator/-/contracts-coordinator-3.0.2.tgz#b70307a484ac51a1ad0c197a834a8f85b28ff2b4"
-  dependencies:
-    "@0x/assert" "^3.0.2"
-    "@0x/base-contract" "^6.0.2"
-    "@0x/contract-addresses" "^4.1.0"
-    "@0x/contracts-utils" "^4.0.2"
-    "@0x/json-schemas" "^5.0.2"
-    "@0x/types" "^3.1.1"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    ethereum-types "^3.0.0"
-    http-status-codes "^1.3.2"
-
-"@0x/contracts-dev-utils@^1.0.2":
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-dev-utils/-/contracts-dev-utils-1.0.2.tgz#3803acf86ff0ea22120e1aca29d339994a7c0689"
-  dependencies:
-    "@0x/base-contract" "^6.0.2"
-
 "@0x/contracts-dev-utils@^1.3.3":
   version "1.3.3"
   resolved "https://registry.yarnpkg.com/@0x/contracts-dev-utils/-/contracts-dev-utils-1.3.3.tgz#3bb8e34662d0e9432dbd1b0417c7c9f6a9668dd9"
   dependencies:
     "@0x/base-contract" "^6.2.1"
 
-"@0x/contracts-erc1155@^2.0.2":
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-erc1155/-/contracts-erc1155-2.0.2.tgz#60041d753c2fc76b6da43c914f0296cdae3e9c7c"
-  dependencies:
-    "@0x/base-contract" "^6.0.2"
-    "@0x/contracts-test-utils" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    "@0x/web3-wrapper" "^7.0.2"
-    lodash "^4.17.11"
-
-"@0x/contracts-erc20@^3.0.2":
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-erc20/-/contracts-erc20-3.0.2.tgz#46f977997e833ff34e590f51f66784f4e62e0359"
-  dependencies:
-    "@0x/base-contract" "^6.0.2"
-
-"@0x/contracts-erc721@^3.0.2":
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-erc721/-/contracts-erc721-3.0.2.tgz#269ccb866230380fc0b0fd861ba7357fd1f1ea18"
-  dependencies:
-    "@0x/base-contract" "^6.0.2"
-
-"@0x/contracts-exchange-forwarder@^4.0.2":
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-exchange-forwarder/-/contracts-exchange-forwarder-4.0.2.tgz#5fda4c313e6d5e2a3867e8e9d3b7e56485ef00a7"
-  dependencies:
-    "@0x/base-contract" "^6.0.2"
-    "@0x/typescript-typings" "^5.0.1"
-    ethereum-types "^3.0.0"
-
-"@0x/contracts-exchange-libs@^4.0.2":
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-exchange-libs/-/contracts-exchange-libs-4.0.2.tgz#d37f4e2e80bb42489b1ec3534e40894efa1f35f2"
-  dependencies:
-    "@0x/base-contract" "^6.0.2"
-    "@0x/contracts-utils" "^4.0.2"
-    "@0x/order-utils" "^10.0.1"
-    "@0x/types" "^3.1.1"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    ethereum-types "^3.0.0"
-
-"@0x/contracts-exchange@^3.0.2":
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-exchange/-/contracts-exchange-3.0.2.tgz#f2696d07242e6cd7ad36e6c84a8fef306cd13958"
-  dependencies:
-    "@0x/base-contract" "^6.0.2"
-    "@0x/contracts-dev-utils" "^1.0.2"
-    "@0x/contracts-erc1155" "^2.0.2"
-    "@0x/contracts-erc20" "^3.0.2"
-    "@0x/contracts-erc721" "^3.0.2"
-    "@0x/order-utils" "^10.0.1"
-    "@0x/utils" "^5.1.1"
-    lodash "^4.17.11"
-
-"@0x/contracts-extensions@^5.1.1":
-  version "5.1.1"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-extensions/-/contracts-extensions-5.1.1.tgz#6367cade6edaecad7844924f3d28ba90d90c9fcf"
-  dependencies:
-    "@0x/base-contract" "^6.0.2"
-    "@0x/typescript-typings" "^5.0.1"
-    ethereum-types "^3.0.0"
-
-"@0x/contracts-multisig@^4.0.2":
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-multisig/-/contracts-multisig-4.0.2.tgz#fa997c1615d8be92b684a1a2c10b34af4fa02c11"
-  dependencies:
-    "@0x/base-contract" "^6.0.2"
-    "@0x/typescript-typings" "^5.0.1"
-    ethereum-types "^3.0.0"
-
-"@0x/contracts-staking@^2.0.2":
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-staking/-/contracts-staking-2.0.2.tgz#611dd85eba377a5476534ee4acd54fe0600b2581"
-  dependencies:
-    "@0x/base-contract" "^6.0.2"
-    "@0x/contracts-test-utils" "^5.0.1"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    ethereum-types "^3.0.0"
-    ethereumjs-util "^5.1.1"
-
-"@0x/contracts-test-utils@^5.0.1":
-  version "5.0.1"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-test-utils/-/contracts-test-utils-5.0.1.tgz#d61cf2fceefe2931110276f87acf5fa5c26ec0b3"
-  dependencies:
-    "@0x/assert" "^3.0.2"
-    "@0x/base-contract" "^6.0.2"
-    "@0x/contract-addresses" "^4.1.0"
-    "@0x/dev-utils" "^3.0.2"
-    "@0x/json-schemas" "^5.0.2"
-    "@0x/order-utils" "^10.0.1"
-    "@0x/sol-coverage" "^4.0.2"
-    "@0x/sol-profiler" "^4.0.2"
-    "@0x/sol-trace" "^3.0.2"
-    "@0x/subproviders" "^6.0.2"
-    "@0x/types" "^3.1.1"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    "@0x/web3-wrapper" "^7.0.2"
-    "@types/bn.js" "^4.11.0"
-    "@types/js-combinatorics" "^0.5.29"
-    "@types/lodash" "4.14.104"
-    "@types/mocha" "^5.2.7"
-    "@types/node" "*"
-    bn.js "^4.11.8"
-    chai "^4.0.1"
-    chai-as-promised "^7.1.0"
-    chai-bignumber "^3.0.0"
-    decimal.js "^10.2.0"
-    dirty-chai "^2.0.1"
-    ethereum-types "^3.0.0"
-    ethereumjs-util "^5.1.1"
-    ethers "~4.0.4"
-    js-combinatorics "^0.5.3"
-    lodash "^4.17.11"
-    make-promises-safe "^1.1.0"
-    mocha "^6.2.0"
-
-"@0x/contracts-utils@^4.0.2":
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/contracts-utils/-/contracts-utils-4.0.2.tgz#74eb02ee0bf248592639c14f3fc87f8fd5f2bc9e"
-  dependencies:
-    "@0x/base-contract" "^6.0.2"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    bn.js "^4.11.8"
-    ethereum-types "^3.0.0"
-
-"@0x/dev-utils@^3.0.2":
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/dev-utils/-/dev-utils-3.0.2.tgz#23aef789cb24cc4488078b400bea84a53a5befb3"
-  dependencies:
-    "@0x/subproviders" "^6.0.2"
-    "@0x/types" "^3.1.1"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    "@0x/web3-wrapper" "^7.0.2"
-    "@types/web3-provider-engine" "^14.0.0"
-    chai "^4.0.1"
-    chai-as-promised "^7.1.0"
-    chai-bignumber "^3.0.0"
-    dirty-chai "^2.0.1"
-    ethereum-types "^3.0.0"
-    lodash "^4.17.11"
-    web3-provider-engine "14.0.6"
-
 "@0x/dev-utils@^3.1.1":
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/@0x/dev-utils/-/dev-utils-3.1.1.tgz#dd9a32384ec585969f518863b94201ba3aa1f006"
@@ -359,16 +146,7 @@
     jsonschema "^1.2.0"
     lodash.values "^4.3.0"
 
-"@0x/json-schemas@^5.0.2":
-  version "5.0.3"
-  resolved "https://registry.yarnpkg.com/@0x/json-schemas/-/json-schemas-5.0.3.tgz#8804d20eb13f2551146c399b83cb5e1597205bee"
-  dependencies:
-    "@0x/typescript-typings" "^5.0.1"
-    "@types/node" "*"
-    jsonschema "^1.2.0"
-    lodash.values "^4.3.0"
-
-"@0x/json-schemas@^5.0.3", "@0x/json-schemas@^5.0.4":
+"@0x/json-schemas@^5.0.4":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@0x/json-schemas/-/json-schemas-5.0.4.tgz#c2963b59e72a12362a43c8cfc3c572abd9d567ad"
   dependencies:
@@ -402,6 +180,7 @@
 "@0x/mesh-rpc-client@^9.2.1":
   version "9.2.1"
   resolved "https://registry.yarnpkg.com/@0x/mesh-rpc-client/-/mesh-rpc-client-9.2.1.tgz#52540e2492e8c3a5c54127532e80f7ffb622fbea"
+  integrity sha512-VuAt8J1RpY4s2nCyfLIpPLTTLiYX0Wg0R7b+OT0B1p4JahrEcbfklHAyJM8YOT78wIllWeeTWDZ7/PL9EYPpTA==
   dependencies:
     "@0x/assert" "^3.0.6"
     "@0x/types" "^3.1.2"
@@ -411,51 +190,6 @@
     web3-providers "^2.0.0-alpha.1"
     websocket "^1.0.29"
 
-"@0x/migrations@^5.0.2":
-  version "5.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/migrations/-/migrations-5.0.2.tgz#187ec6f2796138330046a25495cdc6e019f1f2ad"
-  dependencies:
-    "@0x/base-contract" "^6.0.2"
-    "@0x/contract-addresses" "^4.1.0"
-    "@0x/contract-artifacts" "^3.2.0"
-    "@0x/contracts-asset-proxy" "^3.0.2"
-    "@0x/contracts-coordinator" "^3.0.2"
-    "@0x/contracts-dev-utils" "^1.0.2"
-    "@0x/contracts-erc1155" "^2.0.2"
-    "@0x/contracts-erc20" "^3.0.2"
-    "@0x/contracts-erc721" "^3.0.2"
-    "@0x/contracts-exchange" "^3.0.2"
-    "@0x/contracts-exchange-forwarder" "^4.0.2"
-    "@0x/contracts-extensions" "^5.1.1"
-    "@0x/contracts-multisig" "^4.0.2"
-    "@0x/contracts-staking" "^2.0.2"
-    "@0x/contracts-utils" "^4.0.2"
-    "@0x/sol-compiler" "^4.0.2"
-    "@0x/subproviders" "^6.0.2"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    "@0x/web3-wrapper" "^7.0.2"
-    "@ledgerhq/hw-app-eth" "^4.3.0"
-    "@types/web3-provider-engine" "^14.0.0"
-    ethereum-types "^3.0.0"
-    ethers "~4.0.4"
-    lodash "^4.17.11"
-  optionalDependencies:
-    "@ledgerhq/hw-transport-node-hid" "^4.3.0"
-
-"@0x/order-utils@^10.0.1":
-  version "10.1.0"
-  resolved "https://registry.yarnpkg.com/@0x/order-utils/-/order-utils-10.1.0.tgz#97c813e02781d4b10d98deb9bd529668ada572df"
-  dependencies:
-    "@0x/assert" "^3.0.3"
-    "@0x/contract-wrappers" "^13.3.0"
-    "@0x/json-schemas" "^5.0.3"
-    "@0x/utils" "^5.1.2"
-    "@0x/web3-wrapper" "^7.0.3"
-    ethereumjs-util "^5.1.1"
-    ethers "~4.0.4"
-    lodash "^4.17.11"
-
 "@0x/order-utils@^10.1.1":
   version "10.1.1"
   resolved "https://registry.yarnpkg.com/@0x/order-utils/-/order-utils-10.1.1.tgz#748aae79f2f8d8eaea391fb0c2a3a548a0a98a4a"
@@ -493,133 +227,6 @@
     "@0x/order-utils" "^10.2.4"
     "@0x/utils" "^5.4.1"
 
-"@0x/sol-compiler@^4.0.2":
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/sol-compiler/-/sol-compiler-4.0.2.tgz#187268fdf1140f4f4613996663f349e7abe62cd3"
-  dependencies:
-    "@0x/assert" "^3.0.2"
-    "@0x/json-schemas" "^5.0.2"
-    "@0x/sol-resolver" "^3.0.2"
-    "@0x/types" "^3.1.1"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    "@0x/web3-wrapper" "^7.0.2"
-    "@types/yargs" "^11.0.0"
-    chalk "^2.3.0"
-    chokidar "^3.0.2"
-    ethereum-types "^3.0.0"
-    ethereumjs-util "^5.1.1"
-    lodash "^4.17.11"
-    mkdirp "^0.5.1"
-    pluralize "^7.0.0"
-    require-from-string "^2.0.1"
-    semver "5.5.0"
-    solc "^0.5.5"
-    source-map-support "^0.5.0"
-    web3-eth-abi "^1.0.0-beta.24"
-    yargs "^10.0.3"
-
-"@0x/sol-coverage@^4.0.2":
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/sol-coverage/-/sol-coverage-4.0.2.tgz#c1465abb8e7d3a9000ed2c49f77a1f3aa0604ba1"
-  dependencies:
-    "@0x/sol-tracing-utils" "^7.0.2"
-    "@0x/subproviders" "^6.0.2"
-    "@0x/typescript-typings" "^5.0.1"
-    "@types/minimatch" "^3.0.3"
-    ethereum-types "^3.0.0"
-    lodash "^4.17.11"
-    minimatch "^3.0.4"
-    web3-provider-engine "14.0.6"
-
-"@0x/sol-profiler@^4.0.2":
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/sol-profiler/-/sol-profiler-4.0.2.tgz#58f7dcc9d45efc3408bc982f5faf19b0d88cdebc"
-  dependencies:
-    "@0x/sol-tracing-utils" "^7.0.2"
-    "@0x/subproviders" "^6.0.2"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    ethereum-types "^3.0.0"
-    ethereumjs-util "^5.1.1"
-    lodash "^4.17.11"
-    web3-provider-engine "14.0.6"
-
-"@0x/sol-resolver@^3.0.2":
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/sol-resolver/-/sol-resolver-3.0.2.tgz#2f89df2f049d5ea8501ee1fc2a1d0866a0b3c761"
-  dependencies:
-    "@0x/types" "^3.1.1"
-    "@0x/typescript-typings" "^5.0.1"
-    lodash "^4.17.11"
-
-"@0x/sol-trace@^3.0.2":
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/sol-trace/-/sol-trace-3.0.2.tgz#a2c29201a6991f272a125422f82fd97a8f3164e1"
-  dependencies:
-    "@0x/sol-tracing-utils" "^7.0.2"
-    "@0x/subproviders" "^6.0.2"
-    "@0x/typescript-typings" "^5.0.1"
-    chalk "^2.3.0"
-    ethereum-types "^3.0.0"
-    ethereumjs-util "^5.1.1"
-    lodash "^4.17.11"
-    loglevel "^1.6.1"
-    web3-provider-engine "14.0.6"
-
-"@0x/sol-tracing-utils@^7.0.2":
-  version "7.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/sol-tracing-utils/-/sol-tracing-utils-7.0.2.tgz#12f008b2b680586cd44f2d6b5f993a57604fbca3"
-  dependencies:
-    "@0x/dev-utils" "^3.0.2"
-    "@0x/sol-compiler" "^4.0.2"
-    "@0x/sol-resolver" "^3.0.2"
-    "@0x/subproviders" "^6.0.2"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    "@0x/web3-wrapper" "^7.0.2"
-    "@types/solidity-parser-antlr" "^0.2.3"
-    chalk "^2.3.0"
-    ethereum-types "^3.0.0"
-    ethereumjs-util "^5.1.1"
-    ethers "~4.0.4"
-    glob "^7.1.2"
-    istanbul "^0.4.5"
-    lodash "^4.17.11"
-    loglevel "^1.6.1"
-    mkdirp "^0.5.1"
-    rimraf "^2.6.2"
-    semaphore-async-await "^1.5.1"
-    solc "^0.5.5"
-    solidity-parser-antlr "^0.4.2"
-
-"@0x/subproviders@^6.0.2":
-  version "6.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/subproviders/-/subproviders-6.0.2.tgz#2d00a62d0db81d865dedd0ae43d7594c061e033e"
-  dependencies:
-    "@0x/assert" "^3.0.2"
-    "@0x/types" "^3.1.1"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    "@0x/web3-wrapper" "^7.0.2"
-    "@ledgerhq/hw-app-eth" "^4.3.0"
-    "@ledgerhq/hw-transport-u2f" "4.24.0"
-    "@types/hdkey" "^0.7.0"
-    "@types/web3-provider-engine" "^14.0.0"
-    bip39 "^2.5.0"
-    bn.js "^4.11.8"
-    ethereum-types "^3.0.0"
-    ethereumjs-tx "^1.3.5"
-    ethereumjs-util "^5.1.1"
-    ganache-core "^2.6.0"
-    hdkey "^0.7.1"
-    json-rpc-error "2.0.0"
-    lodash "^4.17.11"
-    semaphore-async-await "^1.5.1"
-    web3-provider-engine "14.0.6"
-  optionalDependencies:
-    "@ledgerhq/hw-transport-node-hid" "^4.3.0"
-
 "@0x/subproviders@^6.0.4":
   version "6.0.4"
   resolved "https://registry.yarnpkg.com/@0x/subproviders/-/subproviders-6.0.4.tgz#36631f14dcb0705aa10cbcefd81672a80debcaca"
@@ -729,25 +336,7 @@
     js-sha3 "^0.7.0"
     lodash "^4.17.11"
 
-"@0x/utils@^5.1.1":
-  version "5.1.2"
-  resolved "https://registry.yarnpkg.com/@0x/utils/-/utils-5.1.2.tgz#defc545a42343729c9bf7252f0b7413d7ba47694"
-  dependencies:
-    "@0x/types" "^3.1.1"
-    "@0x/typescript-typings" "^5.0.1"
-    "@types/node" "*"
-    abortcontroller-polyfill "^1.1.9"
-    bignumber.js "~9.0.0"
-    chalk "^2.3.0"
-    detect-node "2.0.3"
-    ethereum-types "^3.0.0"
-    ethereumjs-util "^5.1.1"
-    ethers "~4.0.4"
-    isomorphic-fetch "2.2.1"
-    js-sha3 "^0.7.0"
-    lodash "^4.17.11"
-
-"@0x/utils@^5.1.2", "@0x/utils@^5.2.0":
+"@0x/utils@^5.2.0":
   version "5.2.0"
   resolved "https://registry.yarnpkg.com/@0x/utils/-/utils-5.2.0.tgz#313c0fcf18d9614bf7a227fde3a084bdfbc459d4"
   dependencies:
@@ -799,32 +388,6 @@
     websocket "^1.0.28"
     xhr2-cookies "1.1.0"
 
-"@0x/web3-wrapper@^7.0.2":
-  version "7.0.2"
-  resolved "https://registry.yarnpkg.com/@0x/web3-wrapper/-/web3-wrapper-7.0.2.tgz#afdd12a3c2518207d56372397ae91e4a90634f46"
-  dependencies:
-    "@0x/assert" "^3.0.2"
-    "@0x/json-schemas" "^5.0.2"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.1"
-    ethereum-types "^3.0.0"
-    ethereumjs-util "^5.1.1"
-    ethers "~4.0.4"
-    lodash "^4.17.11"
-
-"@0x/web3-wrapper@^7.0.3":
-  version "7.0.3"
-  resolved "https://registry.yarnpkg.com/@0x/web3-wrapper/-/web3-wrapper-7.0.3.tgz#b6015a820909b36e00115047ca1c0c693d56fff8"
-  dependencies:
-    "@0x/assert" "^3.0.3"
-    "@0x/json-schemas" "^5.0.3"
-    "@0x/typescript-typings" "^5.0.1"
-    "@0x/utils" "^5.1.2"
-    ethereum-types "^3.0.0"
-    ethereumjs-util "^5.1.1"
-    ethers "~4.0.4"
-    lodash "^4.17.11"
-
 "@0x/web3-wrapper@^7.0.4":
   version "7.0.4"
   resolved "https://registry.yarnpkg.com/@0x/web3-wrapper/-/web3-wrapper-7.0.4.tgz#f07cb154bc43d0ba5b7137200aa216ba49ca033c"
@@ -1051,14 +614,6 @@
   dependencies:
     "@types/node" "*"
 
-"@types/js-combinatorics@^0.5.29":
-  version "0.5.31"
-  resolved "https://registry.yarnpkg.com/@types/js-combinatorics/-/js-combinatorics-0.5.31.tgz#a61a3f625009e2e693492c158ac8afb243efecad"
-
-"@types/lodash@4.14.104":
-  version "4.14.104"
-  resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.104.tgz#53ee2357fa2e6e68379341d92eb2ecea4b11bb80"
-
 "@types/lodash@^4.14.137":
   version "4.14.137"
   resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.137.tgz#8a4804937dc6462274ffcc088df8f14fc1b368e2"
@@ -1067,10 +622,6 @@
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/@types/mime/-/mime-2.0.1.tgz#dc488842312a7f075149312905b5e3c0b054c79d"
 
-"@types/minimatch@^3.0.3":
-  version "3.0.3"
-  resolved "https://registry.yarnpkg.com/@types/minimatch/-/minimatch-3.0.3.tgz#3dca0e3f33b200fc7d1139c0cd96c1268cadfd9d"
-
 "@types/mocha@^5.2.7":
   version "5.2.7"
   resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-5.2.7.tgz#315d570ccb56c53452ff8638738df60726d5b6ea"
@@ -1125,10 +676,6 @@
     "@types/express-serve-static-core" "*"
     "@types/mime" "*"
 
-"@types/solidity-parser-antlr@^0.2.3":
-  version "0.2.3"
-  resolved "https://registry.yarnpkg.com/@types/solidity-parser-antlr/-/solidity-parser-antlr-0.2.3.tgz#bb2d9c6511bf483afe4fc3e2714da8a924e59e3f"
-
 "@types/sonic-boom@*":
   version "0.7.0"
   resolved "https://registry.npmjs.org/@types/sonic-boom/-/sonic-boom-0.7.0.tgz#38337036293992a1df65dd3161abddf8fb9b7176"
@@ -1171,10 +718,6 @@
   dependencies:
     "@types/node" "*"
 
-"@types/yargs@^11.0.0":
-  version "11.1.3"
-  resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-11.1.3.tgz#33c8ebf05f78f1edeb249c1cde1a42ae57f5664e"
-
 "@web3-js/scrypt-shim@^0.1.0":
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/@web3-js/scrypt-shim/-/scrypt-shim-0.1.0.tgz#0bf7529ab6788311d3e07586f7d89107c3bea2cc"
@@ -1196,10 +739,6 @@ abbrev@1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
 
-abbrev@1.0.x:
-  version "1.0.9"
-  resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.0.9.tgz#91b4792588a7738c25f35dd6f63752a2f8776135"
-
 abortcontroller-polyfill@^1.1.9:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/abortcontroller-polyfill/-/abortcontroller-polyfill-1.4.0.tgz#0d5eb58e522a461774af8086414f68e1dda7a6c4"
@@ -1252,10 +791,6 @@ ajv@^6.5.5:
     json-schema-traverse "^0.4.1"
     uri-js "^4.2.2"
 
-amdefine@>=0.0.4:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/amdefine/-/amdefine-1.0.1.tgz#4a5282ac164729e93619bcfd3ad151f817ce91f5"
-
 ansi-align@^2.0.0:
   version "2.0.0"
   resolved "https://registry.npmjs.org/ansi-align/-/ansi-align-2.0.0.tgz#c36aeccba563b89ceb556f3690f0b1d9e3547f7f"
@@ -1315,13 +850,6 @@ anymatch@^2.0.0:
     micromatch "^3.1.4"
     normalize-path "^2.1.1"
 
-anymatch@~3.1.1:
-  version "3.1.1"
-  resolved "https://registry.yarnpkg.com/anymatch/-/anymatch-3.1.1.tgz#c55ecf02185e2469259399310c173ce31233b142"
-  dependencies:
-    normalize-path "^3.0.0"
-    picomatch "^2.0.4"
-
 app-root-path@^2.0.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/app-root-path/-/app-root-path-2.2.1.tgz#d0df4a682ee408273583d43f6f79e9892624bc9a"
@@ -1486,16 +1014,16 @@ async-settle@^1.0.0:
   dependencies:
     async-done "^1.2.2"
 
-async@1.x, async@^1.4.2:
-  version "1.5.2"
-  resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
-
 async@2.6.2:
   version "2.6.2"
   resolved "https://registry.yarnpkg.com/async/-/async-2.6.2.tgz#18330ea7e6e313887f5d2f2a904bac6fe4dd5381"
   dependencies:
     lodash "^4.17.11"
 
+async@^1.4.2:
+  version "1.5.2"
+  resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
+
 async@^2.0.1, async@^2.1.2, async@^2.4.0, async@^2.5.0, async@^2.6.1:
   version "2.6.3"
   resolved "https://registry.yarnpkg.com/async/-/async-2.6.3.tgz#d72625e2344a3656e3a3ad4fa749fa83299d82ff"
@@ -1518,6 +1046,14 @@ aws4@^1.8.0:
   version "1.9.1"
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.9.1.tgz#7e33d8f7d449b3f673cd72deb9abdc552dbe528e"
 
+axios-mock-adapter@^1.18.1:
+  version "1.18.1"
+  resolved "https://registry.yarnpkg.com/axios-mock-adapter/-/axios-mock-adapter-1.18.1.tgz#a2ba2638ef513d954793f96bde3e26bd4a1b7940"
+  integrity sha512-kFBZsG1Ma5yxjRGHq5KuuL55mPb7WzFULhypquEhzPg8SH5CXICb+qwC2CCA5u+GQVpiqGPwKSRkd3mBCs6gdw==
+  dependencies:
+    fast-deep-equal "^3.1.1"
+    is-buffer "^2.0.3"
+
 axios@^0.19.2:
   version "0.19.2"
   resolved "https://registry.yarnpkg.com/axios/-/axios-0.19.2.tgz#3ea36c5d8818d0d5f8a8a97a6d36b86cdc00cb27"
@@ -2053,10 +1589,6 @@ binary-extensions@^1.0.0:
   version "1.13.1"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-1.13.1.tgz#598afe54755b2868a5330d2aff9d4ebb53209b65"
 
-binary-extensions@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.0.0.tgz#23c0df14f6a88077f5f986c0d167ec03c3d5537c"
-
 bindings@^1.2.1, bindings@^1.4.0, bindings@^1.5.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/bindings/-/bindings-1.5.0.tgz#10353c9e945334bc0511a6d90b38fbc7c9c504df"
@@ -2163,12 +1695,6 @@ braces@^2.3.1, braces@^2.3.2:
     split-string "^3.0.2"
     to-regex "^3.0.1"
 
-braces@~3.0.2:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/braces/-/braces-3.0.2.tgz#3454e1a462ee8d599e236df336cd9ea4f8afe107"
-  dependencies:
-    fill-range "^7.0.1"
-
 brorand@^1.0.1:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/brorand/-/brorand-1.1.0.tgz#12c25efe40a45e3c323eb8675a0a0ce57b22371f"
@@ -2371,7 +1897,7 @@ camelcase@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-3.0.0.tgz#32fc4b9fcdaf845fcdf7e73bb97cac2261f0ab0a"
 
-camelcase@^4.0.0, camelcase@^4.1.0:
+camelcase@^4.0.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-4.1.0.tgz#d545635be1e33c542649c69173e5de6acfae34dd"
 
@@ -2458,20 +1984,6 @@ chokidar@^2.0.0, chokidar@^2.1.8:
   optionalDependencies:
     fsevents "^1.2.7"
 
-chokidar@^3.0.2:
-  version "3.3.1"
-  resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-3.3.1.tgz#c84e5b3d18d9a4d77558fef466b1bf16bbeb3450"
-  dependencies:
-    anymatch "~3.1.1"
-    braces "~3.0.2"
-    glob-parent "~5.1.0"
-    is-binary-path "~2.1.0"
-    is-glob "~4.0.1"
-    normalize-path "~3.0.0"
-    readdirp "~3.3.0"
-  optionalDependencies:
-    fsevents "~2.1.2"
-
 chownr@^1.1.1:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/chownr/-/chownr-1.1.3.tgz#42d837d5239688d55f303003a508230fa6727142"
@@ -2518,14 +2030,6 @@ cliui@^3.2.0:
     strip-ansi "^3.0.1"
     wrap-ansi "^2.0.0"
 
-cliui@^4.0.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/cliui/-/cliui-4.1.0.tgz#348422dbe82d800b3022eef4f6ac10bf2e4d1b49"
-  dependencies:
-    string-width "^2.1.1"
-    strip-ansi "^4.0.0"
-    wrap-ansi "^2.0.0"
-
 cliui@^5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/cliui/-/cliui-5.0.0.tgz#deefcfdb2e800784aa34f46fa08e06851c7bbbc5"
@@ -2606,22 +2110,10 @@ combined-stream@^1.0.6, combined-stream@~1.0.6:
   dependencies:
     delayed-stream "~1.0.0"
 
-command-exists@^1.2.8:
-  version "1.2.8"
-  resolved "https://registry.yarnpkg.com/command-exists/-/command-exists-1.2.8.tgz#715acefdd1223b9c9b37110a149c6392c2852291"
-
-commander@3.0.2:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-3.0.2.tgz#6837c3fb677ad9933d1cfba42dd14d5117d6b39e"
-
 commander@^2.12.1:
   version "2.20.0"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.0.tgz#d58bb2b5c1ee8f87b0d340027e9e94e222c5a422"
 
-commander@~2.20.3:
-  version "2.20.3"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
-
 commander@~2.8.1:
   version "2.8.1"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.8.1.tgz#06be367febfda0c330aa1e2a072d3dc9762425d4"
@@ -2836,10 +2328,6 @@ decamelize@^1.1.1, decamelize@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
-decimal.js@^10.2.0:
-  version "10.2.0"
-  resolved "https://registry.yarnpkg.com/decimal.js/-/decimal.js-10.2.0.tgz#39466113a9e036111d02f82489b5fd6b0b5ed231"
-
 decode-uri-component@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.0.tgz#eb3913333458775cb84cd1a1fae062106bb87545"
@@ -2925,10 +2413,6 @@ deep-extend@^0.6.0:
   version "0.6.0"
   resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.6.0.tgz#c4fa7c95404a17a9c3e8ca7e1537312b736330ac"
 
-deep-is@~0.1.3:
-  version "0.1.3"
-  resolved "https://registry.yarnpkg.com/deep-is/-/deep-is-0.1.3.tgz#b369d6fb5dbc13eecf524f91b070feedc357cf34"
-
 default-compare@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/default-compare/-/default-compare-1.0.0.tgz#cb61131844ad84d84788fb68fd01681ca7781a2f"
@@ -3251,29 +2735,10 @@ escape-string-regexp@1.0.5, escape-string-regexp@^1.0.2, escape-string-regexp@^1
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
 
-escodegen@1.8.x:
-  version "1.8.1"
-  resolved "https://registry.yarnpkg.com/escodegen/-/escodegen-1.8.1.tgz#5a5b53af4693110bebb0867aa3430dd3b70a1018"
-  dependencies:
-    esprima "^2.7.1"
-    estraverse "^1.9.1"
-    esutils "^2.0.2"
-    optionator "^0.8.1"
-  optionalDependencies:
-    source-map "~0.2.0"
-
-esprima@2.7.x, esprima@^2.7.1:
-  version "2.7.3"
-  resolved "https://registry.yarnpkg.com/esprima/-/esprima-2.7.3.tgz#96e3b70d5779f6ad49cd032673d1c312767ba581"
-
 esprima@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/esprima/-/esprima-4.0.1.tgz#13b04cdb3e6c5d19df91ab6987a8695619b0aa71"
 
-estraverse@^1.9.1:
-  version "1.9.3"
-  resolved "https://registry.yarnpkg.com/estraverse/-/estraverse-1.9.3.tgz#af67f2dc922582415950926091a4005d29c9bb44"
-
 esutils@^1.1.6:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-1.1.6.tgz#c01ccaa9ae4b897c6d0c3e210ae52f3c7a844375"
@@ -3884,10 +3349,6 @@ fast-json-stable-stringify@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.1.0.tgz#874bf69c6f404c2b5d99c481341399fd55892633"
 
-fast-levenshtein@~2.0.6:
-  version "2.0.6"
-  resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz#3d8a5c66883a16a30ca8643e851f19baa7797917"
-
 fast-redact@^2.0.0:
   version "2.0.0"
   resolved "https://registry.npmjs.org/fast-redact/-/fast-redact-2.0.0.tgz#17bb8f5e1f56ecf4a38c8455985e5eab4c478431"
@@ -3937,12 +3398,6 @@ fill-range@^4.0.0:
     repeat-string "^1.6.1"
     to-regex-range "^2.1.0"
 
-fill-range@^7.0.1:
-  version "7.0.1"
-  resolved "https://registry.yarnpkg.com/fill-range/-/fill-range-7.0.1.tgz#1919a6a7c75fe38b2c7c77e5198535da9acdda40"
-  dependencies:
-    to-regex-range "^5.0.1"
-
 finalhandler@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/finalhandler/-/finalhandler-1.1.2.tgz#b7e7d000ffd11938d0fdb053506f6ebabe9f587d"
@@ -3968,12 +3423,6 @@ find-up@^1.0.0:
     path-exists "^2.0.0"
     pinkie-promise "^2.0.0"
 
-find-up@^2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/find-up/-/find-up-2.1.0.tgz#45d1b7e506c717ddd482775a2b77920a3c0c57a7"
-  dependencies:
-    locate-path "^2.0.0"
-
 findup-sync@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/findup-sync/-/findup-sync-2.0.0.tgz#9326b1488c22d1a6088650a86901b2d9a90a2cbc"
@@ -4091,16 +3540,6 @@ fs-constants@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/fs-constants/-/fs-constants-1.0.0.tgz#6be0de9be998ce16af8afc24497b9ee9b7ccd9ad"
 
-fs-extra@^0.30.0:
-  version "0.30.0"
-  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-0.30.0.tgz#f233ffcc08d4da7d432daa449776989db1df93f0"
-  dependencies:
-    graceful-fs "^4.1.2"
-    jsonfile "^2.1.0"
-    klaw "^1.0.0"
-    path-is-absolute "^1.0.0"
-    rimraf "^2.2.8"
-
 fs-extra@^4.0.2:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-4.0.3.tgz#0d852122e5bc5beb453fb028e9c0c9bf36340c94"
@@ -4133,10 +3572,6 @@ fsevents@^1.2.7:
     bindings "^1.5.0"
     nan "^2.12.1"
 
-fsevents@~2.1.2:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.1.2.tgz#4c0a1fb34bc68e543b4b82a9ec392bfbda840805"
-
 function-bind@^1.1.1, function-bind@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
@@ -4145,7 +3580,7 @@ functional-red-black-tree@^1.0.1, functional-red-black-tree@~1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/functional-red-black-tree/-/functional-red-black-tree-1.0.1.tgz#1b0ab3bd553b2a0d6399d29c0e3ea0b252078327"
 
-ganache-core@^2.6.0, ganache-core@^2.9.0-istanbul.0:
+ganache-core@^2.9.0-istanbul.0:
   version "2.9.2"
   resolved "https://registry.yarnpkg.com/ganache-core/-/ganache-core-2.9.2.tgz#1c7516f785669f35edac9ffaa40c3ece2749bf50"
   dependencies:
@@ -4247,12 +3682,6 @@ glob-parent@^3.1.0:
     is-glob "^3.1.0"
     path-dirname "^1.0.0"
 
-glob-parent@~5.1.0:
-  version "5.1.0"
-  resolved "https://registry.yarnpkg.com/glob-parent/-/glob-parent-5.1.0.tgz#5f4c1d1e748d30cd73ad2944b3577a81b081e8c2"
-  dependencies:
-    is-glob "^4.0.1"
-
 glob-stream@^6.1.0:
   version "6.1.0"
   resolved "https://registry.yarnpkg.com/glob-stream/-/glob-stream-6.1.0.tgz#7045c99413b3eb94888d83ab46d0b404cc7bdde4"
@@ -4290,16 +3719,6 @@ glob@7.1.3:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-glob@^5.0.15:
-  version "5.0.15"
-  resolved "https://registry.yarnpkg.com/glob/-/glob-5.0.15.tgz#1bc936b9e02f4a603fcc222ecf7633d30b8b93b1"
-  dependencies:
-    inflight "^1.0.4"
-    inherits "2"
-    minimatch "2 || 3"
-    once "^1.3.0"
-    path-is-absolute "^1.0.0"
-
 glob@^7.0.0, glob@^7.1.2:
   version "7.1.4"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.4.tgz#aa608a2f6c577ad357e1ae5a5c26d9a8d1969255"
@@ -4414,7 +3833,7 @@ got@^7.1.0:
     url-parse-lax "^1.0.0"
     url-to-options "^1.0.1"
 
-graceful-fs@^4.0.0, graceful-fs@^4.1.10, graceful-fs@^4.1.11, graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.1.9:
+graceful-fs@^4.0.0, graceful-fs@^4.1.10, graceful-fs@^4.1.11, graceful-fs@^4.1.2, graceful-fs@^4.1.6:
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.3.tgz#4a12ff1b60376ef09862c2093edd908328be8423"
 
@@ -4464,16 +3883,6 @@ gulplog@^1.0.0:
   dependencies:
     glogg "^1.0.0"
 
-handlebars@^4.0.1:
-  version "4.5.3"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.5.3.tgz#5cf75bd8714f7605713511a56be7c349becb0482"
-  dependencies:
-    neo-async "^2.6.0"
-    optimist "^0.6.1"
-    source-map "^0.6.1"
-  optionalDependencies:
-    uglify-js "^3.1.4"
-
 har-schema@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/har-schema/-/har-schema-2.0.0.tgz#a94c2224ebcac04782a0d9035521f24735b7ec92"
@@ -4491,10 +3900,6 @@ has-ansi@^2.0.0:
   dependencies:
     ansi-regex "^2.0.0"
 
-has-flag@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-1.0.0.tgz#9d9e793165ce017a00f00418c43f942a7b1d11fa"
-
 has-flag@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
@@ -4773,19 +4178,14 @@ is-binary-path@^1.0.0:
   dependencies:
     binary-extensions "^1.0.0"
 
-is-binary-path@~2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/is-binary-path/-/is-binary-path-2.1.0.tgz#ea1f7f3b80f064236e83470f86c09c254fb45b09"
-  dependencies:
-    binary-extensions "^2.0.0"
-
 is-buffer@^1.1.5:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-1.1.6.tgz#efaa2ea9daa0d7ab2ea13a97b2b8ad51fefbe8be"
 
-is-buffer@~2.0.3:
+is-buffer@^2.0.3, is-buffer@~2.0.3:
   version "2.0.4"
-  resolved "https://registry.npmjs.org/is-buffer/-/is-buffer-2.0.4.tgz#3e572f23c8411a5cfd9557c849e3665e0b290623"
+  resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-2.0.4.tgz#3e572f23c8411a5cfd9557c849e3665e0b290623"
+  integrity sha512-Kq1rokWXOPXWuaMAqZiJW4XxsmD9zGx9q4aePabbn3qCRGedtH7Cm+zV8WETitMfu1wdh+Rvd6w5egwSngUX2A==
 
 is-callable@^1.1.3, is-callable@^1.1.4, is-callable@^1.1.5:
   version "1.1.5"
@@ -4873,7 +4273,7 @@ is-glob@^3.1.0:
   dependencies:
     is-extglob "^2.1.0"
 
-is-glob@^4.0.0, is-glob@^4.0.1, is-glob@~4.0.1:
+is-glob@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/is-glob/-/is-glob-4.0.1.tgz#7567dbe9f2f5e2467bc77ab83c4a29482407a5dc"
   dependencies:
@@ -4912,10 +4312,6 @@ is-number@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/is-number/-/is-number-4.0.0.tgz#0026e37f5454d73e356dfe6564699867c6a7f0ff"
 
-is-number@^7.0.0:
-  version "7.0.0"
-  resolved "https://registry.yarnpkg.com/is-number/-/is-number-7.0.0.tgz#7535345b896734d5f80c4d06c50955527a14f12b"
-
 is-obj@^1.0.0:
   version "1.0.1"
   resolved "https://registry.npmjs.org/is-obj/-/is-obj-1.0.1.tgz#3e4729ac1f5fde025cd7d83a896dab9f4f67db0f"
@@ -5025,25 +4421,6 @@ isstream@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/isstream/-/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
 
-istanbul@^0.4.5:
-  version "0.4.5"
-  resolved "https://registry.yarnpkg.com/istanbul/-/istanbul-0.4.5.tgz#65c7d73d4c4da84d4f3ac310b918fb0b8033733b"
-  dependencies:
-    abbrev "1.0.x"
-    async "1.x"
-    escodegen "1.8.x"
-    esprima "2.7.x"
-    glob "^5.0.15"
-    handlebars "^4.0.1"
-    js-yaml "3.x"
-    mkdirp "0.5.x"
-    nopt "3.x"
-    once "1.x"
-    resolve "1.1.x"
-    supports-color "^3.1.0"
-    which "^1.1.1"
-    wordwrap "^1.0.0"
-
 isurl@^1.0.0-alpha5:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isurl/-/isurl-1.0.0.tgz#b27f4f49f3cdaa3ea44a0a5b7f3462e6edc39d67"
@@ -5055,18 +4432,10 @@ jmespath@^0.15.0:
   version "0.15.0"
   resolved "https://registry.npmjs.org/jmespath/-/jmespath-0.15.0.tgz#a3f222a9aae9f966f5d27c796510e28091764217"
 
-js-combinatorics@^0.5.3:
-  version "0.5.4"
-  resolved "https://registry.yarnpkg.com/js-combinatorics/-/js-combinatorics-0.5.4.tgz#c92916b8f8171b64ecd7c4435b72cfabc803c756"
-
 js-sha3@0.5.7, js-sha3@^0.5.7:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/js-sha3/-/js-sha3-0.5.7.tgz#0d4ffd8002d5333aabaf4a23eed2f6374c9f28e7"
 
-js-sha3@0.8.0, js-sha3@^0.8.0:
-  version "0.8.0"
-  resolved "https://registry.yarnpkg.com/js-sha3/-/js-sha3-0.8.0.tgz#b9b7a5da73afad7dedd0f8c463954cbde6818840"
-
 js-sha3@^0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/js-sha3/-/js-sha3-0.6.1.tgz#5b89f77a7477679877f58c4a075240934b1f95c0"
@@ -5075,6 +4444,10 @@ js-sha3@^0.7.0:
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/js-sha3/-/js-sha3-0.7.0.tgz#0a5c57b36f79882573b2d84051f8bb85dd1bd63a"
 
+js-sha3@^0.8.0:
+  version "0.8.0"
+  resolved "https://registry.yarnpkg.com/js-sha3/-/js-sha3-0.8.0.tgz#b9b7a5da73afad7dedd0f8c463954cbde6818840"
+
 "js-tokens@^3.0.0 || ^4.0.0", js-tokens@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-4.0.0.tgz#19203fb59991df98e3a287050d4647cdeaf32499"
@@ -5083,7 +4456,7 @@ js-tokens@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.2.tgz#9866df395102130e38f7f996bceb65443209c25b"
 
-js-yaml@3.13.1, js-yaml@3.x, js-yaml@^3.13.1, js-yaml@^3.7.0:
+js-yaml@3.13.1, js-yaml@^3.13.1, js-yaml@^3.7.0:
   version "3.13.1"
   resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.13.1.tgz#aff151b30bfdfa8e49e05da22e7415e9dfa37847"
   dependencies:
@@ -5153,12 +4526,6 @@ json5@^0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/json5/-/json5-0.5.1.tgz#1eade7acc012034ad84e2396767ead9fa5495821"
 
-jsonfile@^2.1.0:
-  version "2.4.0"
-  resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-2.4.0.tgz#3736a2b428b87bbda0cc83b53fa3d633a35c2ae8"
-  optionalDependencies:
-    graceful-fs "^4.1.6"
-
 jsonfile@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-4.0.0.tgz#8771aae0799b64076b76640fca058f9c10e33ecb"
@@ -5241,12 +4608,6 @@ kind-of@^6.0.0, kind-of@^6.0.2:
   version "6.0.3"
   resolved "https://registry.yarnpkg.com/kind-of/-/kind-of-6.0.3.tgz#07c05034a6c349fa06e24fa35aa76db4580ce4dd"
 
-klaw@^1.0.0:
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/klaw/-/klaw-1.3.1.tgz#4088433b46b3b1ba259d78785d8e96f73ba02439"
-  optionalDependencies:
-    graceful-fs "^4.1.9"
-
 last-run@^1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/last-run/-/last-run-1.1.1.tgz#45b96942c17b1c79c772198259ba943bebf8ca5b"
@@ -5396,13 +4757,6 @@ leven@2.1.0:
   version "2.1.0"
   resolved "https://registry.npmjs.org/leven/-/leven-2.1.0.tgz#c2e7a9f772094dee9d34202ae8acce4687875580"
 
-levn@~0.3.0:
-  version "0.3.0"
-  resolved "https://registry.yarnpkg.com/levn/-/levn-0.3.0.tgz#3b09924edf9f083c0490fdd4c0bc4421e04764ee"
-  dependencies:
-    prelude-ls "~1.1.2"
-    type-check "~0.3.2"
-
 liftoff@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/liftoff/-/liftoff-3.1.0.tgz#c9ba6081f908670607ee79062d700df062c52ed3"
@@ -5426,13 +4780,6 @@ load-json-file@^1.0.0:
     pinkie-promise "^2.0.0"
     strip-bom "^2.0.0"
 
-locate-path@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/locate-path/-/locate-path-2.0.0.tgz#2b568b265eec944c6d9c0de9c3dbbbca0354cd8e"
-  dependencies:
-    p-locate "^2.0.0"
-    path-exists "^3.0.0"
-
 locate-path@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/locate-path/-/locate-path-3.0.0.tgz#dbec3b3ab759758071b58fe59fc41871af21400e"
@@ -5462,10 +4809,6 @@ log-symbols@2.2.0:
   dependencies:
     chalk "^2.0.1"
 
-loglevel@^1.6.1:
-  version "1.6.6"
-  resolved "https://registry.yarnpkg.com/loglevel/-/loglevel-1.6.6.tgz#0ee6300cc058db6b3551fa1c4bf73b83bb771312"
-
 lolex@^2.2.0:
   version "2.7.5"
   resolved "https://registry.yarnpkg.com/lolex/-/lolex-2.7.5.tgz#113001d56bfc7e02d56e36291cc5c413d1aa0733"
@@ -5541,9 +4884,10 @@ make-iterator@^1.0.0:
   dependencies:
     kind-of "^6.0.2"
 
-make-promises-safe@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/make-promises-safe/-/make-promises-safe-1.1.0.tgz#b4d28c61ef8ad5502f38dbb3a0ee89627f76ad61"
+make-promises-safe@^5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/make-promises-safe/-/make-promises-safe-5.1.0.tgz#dd9d311f555bcaa144f12e225b3d37785f0aa8f2"
+  integrity sha512-AfdZ49rtyhQR/6cqVKGoH7y4ql7XkS5HJI1lZm0/5N6CQosy1eYbBJ/qbhkKHzo17UH7M918Bysf6XB9f3kS1g==
 
 map-cache@^0.2.0, map-cache@^0.2.2:
   version "0.2.2"
@@ -5576,12 +4920,6 @@ media-typer@0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
 
-mem@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/mem/-/mem-1.1.0.tgz#5edd52b485ca1d900fe64895505399a0dfa45f76"
-  dependencies:
-    mimic-fn "^1.0.0"
-
 memdown@^1.0.0:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/memdown/-/memdown-1.4.1.tgz#b4e4e192174664ffbae41361aa500f3119efe215"
@@ -5604,10 +4942,6 @@ memdown@~3.0.0:
     ltgt "~2.2.0"
     safe-buffer "~5.1.1"
 
-memorystream@^0.3.1:
-  version "0.3.1"
-  resolved "https://registry.yarnpkg.com/memorystream/-/memorystream-0.3.1.tgz#86d7090b30ce455d63fbae12dda51a47ddcaf9b2"
-
 merge-descriptors@1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/merge-descriptors/-/merge-descriptors-1.0.1.tgz#b00aaa556dd8b44568150ec9d1b953f3f90cbb61"
@@ -5668,10 +5002,6 @@ mime@1.6.0, mime@^1.4.1:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/mime/-/mime-1.6.0.tgz#32cd9e5c64553bd58d19a568af452acff04981b1"
 
-mimic-fn@^1.0.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-1.2.0.tgz#820c86a39334640e99516928bd03fca88057d022"
-
 mimic-response@^1.0.0, mimic-response@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/mimic-response/-/mimic-response-1.0.1.tgz#4923538878eef42063cb8a3e3b0798781487ab1b"
@@ -5694,7 +5024,7 @@ minimalistic-crypto-utils@^1.0.0, minimalistic-crypto-utils@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz#f6c00c1c0b082246e5c4d99dfb8c7c083b2b582a"
 
-"minimatch@2 || 3", minimatch@3.0.4, minimatch@^3.0.4:
+minimatch@3.0.4, minimatch@^3.0.4:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
   dependencies:
@@ -5708,10 +5038,6 @@ minimist@^1.2.0, minimist@~1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
-minimist@~0.0.1:
-  version "0.0.10"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
-
 minipass@^2.6.0, minipass@^2.8.6, minipass@^2.9.0:
   version "2.9.0"
   resolved "https://registry.yarnpkg.com/minipass/-/minipass-2.9.0.tgz#e713762e7d3e32fed803115cf93e04bca9fcc9a6"
@@ -5738,13 +5064,13 @@ mkdirp-promise@^5.0.1:
   dependencies:
     mkdirp "*"
 
-mkdirp@*, mkdirp@0.5.1, mkdirp@0.5.x, mkdirp@^0.5.0, mkdirp@^0.5.1:
+mkdirp@*, mkdirp@0.5.1, mkdirp@^0.5.0, mkdirp@^0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   dependencies:
     minimist "0.0.8"
 
-mocha@^6.2.0, mocha@^6.2.2:
+mocha@^6.2.2:
   version "6.2.2"
   resolved "https://registry.yarnpkg.com/mocha/-/mocha-6.2.2.tgz#5d8987e28940caf8957a7d7664b910dc5b2fea20"
   dependencies:
@@ -5840,10 +5166,6 @@ negotiator@0.6.2:
   version "0.6.2"
   resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.2.tgz#feacf7ccf525a77ae9634436a64883ffeca346fb"
 
-neo-async@^2.6.0:
-  version "2.6.1"
-  resolved "https://registry.yarnpkg.com/neo-async/-/neo-async-2.6.1.tgz#ac27ada66167fa8849a6addd837f6b189ad2081c"
-
 next-tick@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/next-tick/-/next-tick-1.0.0.tgz#ca86d1fe8828169b0120208e3dc8424b9db8342c"
@@ -5909,12 +5231,6 @@ noop-logger@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/noop-logger/-/noop-logger-0.1.1.tgz#94a2b1633c4f1317553007d8966fd0e841b6a4c2"
 
-nopt@3.x:
-  version "3.0.6"
-  resolved "https://registry.yarnpkg.com/nopt/-/nopt-3.0.6.tgz#c6465dbf08abcd4db359317f79ac68a646b28ff9"
-  dependencies:
-    abbrev "1"
-
 nopt@~1.0.10:
   version "1.0.10"
   resolved "https://registry.npmjs.org/nopt/-/nopt-1.0.10.tgz#6ddd21bd2a31417b92727dd585f8a6f37608ebee"
@@ -5936,7 +5252,7 @@ normalize-path@^2.1.1:
   dependencies:
     remove-trailing-separator "^1.0.1"
 
-normalize-path@^3.0.0, normalize-path@~3.0.0:
+normalize-path@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/normalize-path/-/normalize-path-3.0.0.tgz#0dcd69ff23a1c9b11fd0978316644a0388216a65"
 
@@ -6071,30 +5387,12 @@ on-finished@~2.3.0:
   dependencies:
     ee-first "1.1.1"
 
-once@1.x, once@^1.3.0, once@^1.3.1, once@^1.3.2, once@^1.4.0:
+once@^1.3.0, once@^1.3.1, once@^1.3.2, once@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
   dependencies:
     wrappy "1"
 
-optimist@^0.6.1:
-  version "0.6.1"
-  resolved "https://registry.yarnpkg.com/optimist/-/optimist-0.6.1.tgz#da3ea74686fa21a19a111c326e90eb15a0196686"
-  dependencies:
-    minimist "~0.0.1"
-    wordwrap "~0.0.2"
-
-optionator@^0.8.1:
-  version "0.8.3"
-  resolved "https://registry.yarnpkg.com/optionator/-/optionator-0.8.3.tgz#84fa1d036fe9d3c7e21d99884b601167ec8fb495"
-  dependencies:
-    deep-is "~0.1.3"
-    fast-levenshtein "~2.0.6"
-    levn "~0.3.0"
-    prelude-ls "~1.1.2"
-    type-check "~0.3.2"
-    word-wrap "~1.2.3"
-
 ordered-read-streams@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/ordered-read-streams/-/ordered-read-streams-1.0.1.tgz#77c0cb37c41525d64166d990ffad7ec6a0e1363e"
@@ -6111,15 +5409,7 @@ os-locale@^1.4.0:
   dependencies:
     lcid "^1.0.0"
 
-os-locale@^2.0.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/os-locale/-/os-locale-2.1.0.tgz#42bc2900a6b5b8bd17376c8e882b65afccf24bf2"
-  dependencies:
-    execa "^0.7.0"
-    lcid "^1.0.0"
-    mem "^1.1.0"
-
-os-tmpdir@^1.0.1, os-tmpdir@~1.0.2:
+os-tmpdir@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
 
@@ -6135,24 +5425,12 @@ p-finally@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/p-finally/-/p-finally-1.0.0.tgz#3fbcfb15b899a44123b34b6dcc18b724336a2cae"
 
-p-limit@^1.1.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-1.3.0.tgz#b86bd5f0c25690911c7590fcbfc2010d54b3ccb8"
-  dependencies:
-    p-try "^1.0.0"
-
 p-limit@^2.0.0:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-2.2.1.tgz#aa07a788cc3151c939b5131f63570f0dd2009537"
   dependencies:
     p-try "^2.0.0"
 
-p-locate@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/p-locate/-/p-locate-2.0.0.tgz#20a0103b222a70c8fd39cc2e580680f3dde5ec43"
-  dependencies:
-    p-limit "^1.1.0"
-
 p-locate@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/p-locate/-/p-locate-3.0.0.tgz#322d69a05c0264b25997d9f40cd8a891ab0064a4"
@@ -6165,10 +5443,6 @@ p-timeout@^1.1.1:
   dependencies:
     p-finally "^1.0.0"
 
-p-try@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/p-try/-/p-try-1.0.0.tgz#cbc79cdbaf8fd4228e13f621f2b1a237c1b207b3"
-
 p-try@^2.0.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/p-try/-/p-try-2.2.0.tgz#cb2868540e313d61de58fafbe35ce9004d5540e6"
@@ -6359,10 +5633,6 @@ pgpass@1.x:
   dependencies:
     split "^1.0.0"
 
-picomatch@^2.0.4, picomatch@^2.0.7:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.1.1.tgz#ecdfbea7704adb5fe6fb47f9866c4c0e15e905c5"
-
 pify@^2.0.0, pify@^2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/pify/-/pify-2.3.0.tgz#ed141a6ac043a849ea588498e7dca8b15330e90c"
@@ -6410,10 +5680,6 @@ pino@^5.13.5:
     quick-format-unescaped "^3.0.3"
     sonic-boom "^0.7.5"
 
-pluralize@^7.0.0:
-  version "7.0.0"
-  resolved "https://registry.yarnpkg.com/pluralize/-/pluralize-7.0.0.tgz#298b89df8b93b0221dbf421ad2b1b1ea23fc6777"
-
 popper.js@1.14.3:
   version "1.14.3"
   resolved "https://registry.yarnpkg.com/popper.js/-/popper.js-1.14.3.tgz#1438f98d046acf7b4d78cd502bf418ac64d4f095"
@@ -6464,10 +5730,6 @@ precond@0.2:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/precond/-/precond-0.2.3.tgz#aa9591bcaa24923f1e0f4849d240f47efc1075ac"
 
-prelude-ls@~1.1.2:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"
-
 prepend-http@^1.0.1:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/prepend-http/-/prepend-http-1.0.4.tgz#d4f4562b0ce3696e41ac52d0e002e57a635dc6dc"
@@ -6752,12 +6014,6 @@ readdirp@^2.2.1:
     micromatch "^3.1.10"
     readable-stream "^2.0.2"
 
-readdirp@~3.3.0:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/readdirp/-/readdirp-3.3.0.tgz#984458d13a1e42e2e9f5841b129e162f369aff17"
-  dependencies:
-    picomatch "^2.0.7"
-
 rechoir@^0.6.2:
   version "0.6.2"
   resolved "https://registry.yarnpkg.com/rechoir/-/rechoir-0.6.2.tgz#85204b54dba82d5742e28c96756ef43af50e3384"
@@ -6907,10 +6163,6 @@ require-directory@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/require-directory/-/require-directory-2.1.1.tgz#8c64ad5fd30dab1c976e2344ffe7f792a6a6df42"
 
-require-from-string@^2.0.0, require-from-string@^2.0.1:
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/require-from-string/-/require-from-string-2.0.2.tgz#89a7fdd938261267318eafe14f9c32e598c36909"
-
 require-main-filename@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-1.0.1.tgz#97f717b69d48784f5f526a6c5aa8ffdda055a4d1"
@@ -6940,10 +6192,6 @@ resolve-url@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/resolve-url/-/resolve-url-0.2.1.tgz#2c637fe77c893afd2a663fe21aa9080068e2052a"
 
-resolve@1.1.x:
-  version "1.1.7"
-  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
-
 resolve@^1.1.6, resolve@^1.1.7, resolve@^1.10.0, resolve@^1.4.0:
   version "1.15.0"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.15.0.tgz#1b7ca96073ebb52e741ffd799f6b39ea462c67f5"
@@ -6981,8 +6229,9 @@ ret@~0.1.10:
 retry-axios@^2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/retry-axios/-/retry-axios-2.1.2.tgz#78a8041bc34047a205aa4098af23f943ec58abd2"
+  integrity sha512-MVNOizOgcM+dXK/kJCMnHPCGjp2Z0o3Ngznh7SfJkIVrqemHmDcgUEAbEHs3RyR3lbJtSyamq9k3gmgGSaow1g==
 
-rimraf@^2.2.8, rimraf@^2.6.2, rimraf@^2.6.3:
+rimraf@^2.6.3:
   version "2.7.1"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.7.1.tgz#35797f13a7fdadc566142c29d4f07ccad483e3ec"
   dependencies:
@@ -7124,7 +6373,7 @@ semver-greatest-satisfied-range@^1.1.0:
   dependencies:
     sver-compat "^1.5.0"
 
-"semver@2 || 3 || 4 || 5", semver@^5.0.3, semver@^5.1.0, semver@^5.3.0, semver@^5.4.1, semver@^5.5.0, semver@^5.7.0, semver@^5.7.1:
+"semver@2 || 3 || 4 || 5", semver@^5.0.3, semver@^5.1.0, semver@^5.3.0, semver@^5.4.1, semver@^5.7.0, semver@^5.7.1:
   version "5.7.1"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
 
@@ -7132,10 +6381,6 @@ semver@4.3.2:
   version "4.3.2"
   resolved "https://registry.npmjs.org/semver/-/semver-4.3.2.tgz#c7a07158a80bedd052355b770d82d6640f803be7"
 
-semver@5.5.0:
-  version "5.5.0"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.0.tgz#dc4bbc7a6ca9d916dee5d43516f0092b58f7b8ab"
-
 semver@^6.3.0:
   version "6.3.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-6.3.0.tgz#ee0a64c8af5e8ceea67687b133761e1becbd1d3d"
@@ -7316,23 +6561,6 @@ snapdragon@^0.8.1:
     source-map-resolve "^0.5.0"
     use "^3.1.0"
 
-solc@^0.5.5:
-  version "0.5.15"
-  resolved "https://registry.yarnpkg.com/solc/-/solc-0.5.15.tgz#f674ce93d4d04a86b65a4393657edf03b2f26028"
-  dependencies:
-    command-exists "^1.2.8"
-    commander "3.0.2"
-    fs-extra "^0.30.0"
-    js-sha3 "0.8.0"
-    memorystream "^0.3.1"
-    require-from-string "^2.0.0"
-    semver "^5.5.0"
-    tmp "0.0.33"
-
-solidity-parser-antlr@^0.4.2:
-  version "0.4.11"
-  resolved "https://registry.yarnpkg.com/solidity-parser-antlr/-/solidity-parser-antlr-0.4.11.tgz#af43e1f13b3b88309a875455f5d6e565b05ee5f1"
-
 sonic-boom@^0.7.5:
   version "0.7.6"
   resolved "https://registry.npmjs.org/sonic-boom/-/sonic-boom-0.7.6.tgz#c42df6df884a6a3d54fa7a45b11e4e2196818d45"
@@ -7369,13 +6597,6 @@ source-map-support@^0.4.15:
   dependencies:
     source-map "^0.5.6"
 
-source-map-support@^0.5.0:
-  version "0.5.16"
-  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.16.tgz#0ae069e7fe3ba7538c64c98515e35339eac5a042"
-  dependencies:
-    buffer-from "^1.0.0"
-    source-map "^0.6.0"
-
 source-map-support@^0.5.6:
   version "0.5.13"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.13.tgz#31b24a9c2e73c2de85066c0feb7d44767ed52932"
@@ -7391,16 +6612,10 @@ source-map@^0.5.6, source-map@^0.5.7:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
 
-source-map@^0.6.0, source-map@^0.6.1, source-map@~0.6.1:
+source-map@^0.6.0:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
 
-source-map@~0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.2.0.tgz#dab73fbcfc2ba819b4de03bd6f6eaa48164b3f9d"
-  dependencies:
-    amdefine ">=0.0.4"
-
 sparkles@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/sparkles/-/sparkles-1.0.1.tgz#008db65edce6c50eec0c5e228e1945061dd0437c"
@@ -7642,12 +6857,6 @@ supports-color@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
 
-supports-color@^3.1.0:
-  version "3.2.3"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-3.2.3.tgz#65ac0504b3954171d8a64946b2ae3cbb8a5f54f6"
-  dependencies:
-    has-flag "^1.0.0"
-
 supports-color@^5.1.0, supports-color@^5.3.0, supports-color@^5.5.0:
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.5.0.tgz#e2e69a44ac8772f78a1ec0b35b689df6530efc8f"
@@ -7785,12 +6994,6 @@ timed-out@^4.0.0, timed-out@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/timed-out/-/timed-out-4.0.1.tgz#f32eacac5a175bea25d7fab565ab3ed8741ef56f"
 
-tmp@0.0.33:
-  version "0.0.33"
-  resolved "https://registry.yarnpkg.com/tmp/-/tmp-0.0.33.tgz#6d34335889768d21b2bcda0aa277ced3b1bfadf9"
-  dependencies:
-    os-tmpdir "~1.0.2"
-
 tmp@0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/tmp/-/tmp-0.1.0.tgz#ee434a4e22543082e294ba6201dcc6eafefa2877"
@@ -7829,12 +7032,6 @@ to-regex-range@^2.1.0:
     is-number "^3.0.0"
     repeat-string "^1.6.1"
 
-to-regex-range@^5.0.1:
-  version "5.0.1"
-  resolved "https://registry.yarnpkg.com/to-regex-range/-/to-regex-range-5.0.1.tgz#1648c44aae7c8d988a326018ed72f5b4dd0392e4"
-  dependencies:
-    is-number "^7.0.0"
-
 to-regex@^3.0.1, to-regex@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/to-regex/-/to-regex-3.0.2.tgz#13cfdd9b336552f30b51f33a8ae1b42a7a7599ce"
@@ -7974,12 +7171,6 @@ tweetnacl@^1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/tweetnacl/-/tweetnacl-1.0.2.tgz#39fba8d1f7a34706a3fc1fd8c04afcad7bb9e689"
 
-type-check@~0.3.2:
-  version "0.3.2"
-  resolved "https://registry.yarnpkg.com/type-check/-/type-check-0.3.2.tgz#5884cab512cf1d355e3fb784f30804b2b520db72"
-  dependencies:
-    prelude-ls "~1.1.2"
-
 type-detect@4.0.8, type-detect@^4.0.0, type-detect@^4.0.5:
   version "4.0.8"
   resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.0.8.tgz#7646fb5f18871cfbb7749e69bd39a6388eb7450c"
@@ -8050,13 +7241,6 @@ u2f-api@0.2.7:
   version "0.2.7"
   resolved "https://registry.yarnpkg.com/u2f-api/-/u2f-api-0.2.7.tgz#17bf196b242f6bf72353d9858e6a7566cc192720"
 
-uglify-js@^3.1.4:
-  version "3.7.2"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.7.2.tgz#cb1a601e67536e9ed094a92dd1e333459643d3f9"
-  dependencies:
-    commander "~2.20.3"
-    source-map "~0.6.1"
-
 ultron@~1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/ultron/-/ultron-1.1.1.tgz#9fe1536a10a664a65266a1e3ccf85fd36302bc9c"
@@ -8482,7 +7666,7 @@ web3-core@2.0.0-alpha.1:
     web3-providers "2.0.0-alpha.1"
     web3-utils "2.0.0-alpha.1"
 
-web3-eth-abi@1.2.4, web3-eth-abi@^1.0.0-beta.24:
+web3-eth-abi@1.2.4:
   version "1.2.4"
   resolved "https://registry.yarnpkg.com/web3-eth-abi/-/web3-eth-abi-1.2.4.tgz#5b73e5ef70b03999227066d5d1310b168845e2b8"
   dependencies:
@@ -8815,7 +7999,7 @@ which-pm-runs@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/which-pm-runs/-/which-pm-runs-1.0.0.tgz#670b3afbc552e0b55df6b7780ca74615f23ad1cb"
 
-which@1.3.1, which@^1.1.1, which@^1.2.14, which@^1.2.9:
+which@1.3.1, which@^1.2.14, which@^1.2.9:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/which/-/which-1.3.1.tgz#a45043d54f5805316da8d62f9f50918d3da70b0a"
   dependencies:
@@ -8833,18 +8017,6 @@ widest-line@^2.0.0:
   dependencies:
     string-width "^2.1.1"
 
-word-wrap@~1.2.3:
-  version "1.2.3"
-  resolved "https://registry.yarnpkg.com/word-wrap/-/word-wrap-1.2.3.tgz#610636f6b1f703891bd34771ccb17fb93b47079c"
-
-wordwrap@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
-
-wordwrap@~0.0.2:
-  version "0.0.3"
-  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.3.tgz#a3d5da6cd5c0bc0008d37234bbaf1bed63059107"
-
 wrap-ansi@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-2.1.0.tgz#d8fc3d284dd05794fe84973caecdd1cf824fdd85"
@@ -8995,12 +8167,6 @@ yargs-parser@^5.0.0:
   dependencies:
     camelcase "^3.0.0"
 
-yargs-parser@^8.1.0:
-  version "8.1.0"
-  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-8.1.0.tgz#f1376a33b6629a5d063782944da732631e966950"
-  dependencies:
-    camelcase "^4.1.0"
-
 yargs-unparser@1.6.0:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/yargs-unparser/-/yargs-unparser-1.6.0.tgz#ef25c2c769ff6bd09e4b0f9d7c605fb27846ea9f"
@@ -9024,23 +8190,6 @@ yargs@13.3.0, yargs@^13.0.0, yargs@^13.2.1, yargs@^13.3.0:
     y18n "^4.0.0"
     yargs-parser "^13.1.1"
 
-yargs@^10.0.3:
-  version "10.1.2"
-  resolved "https://registry.yarnpkg.com/yargs/-/yargs-10.1.2.tgz#454d074c2b16a51a43e2fb7807e4f9de69ccb5c5"
-  dependencies:
-    cliui "^4.0.0"
-    decamelize "^1.1.1"
-    find-up "^2.1.0"
-    get-caller-file "^1.0.1"
-    os-locale "^2.0.0"
-    require-directory "^2.1.1"
-    require-main-filename "^1.0.1"
-    set-blocking "^2.0.0"
-    string-width "^2.0.0"
-    which-module "^2.0.0"
-    y18n "^3.2.1"
-    yargs-parser "^8.1.0"
-
 yargs@^7.1.0:
   version "7.1.0"
   resolved "https://registry.yarnpkg.com/yargs/-/yargs-7.1.0.tgz#6ba318eb16961727f5d284f8ea003e8d6154d0c8"