Remove excess web3providernegine polling from contracts

contracts/asset-proxy/test/global_hooks.ts

@@ -1,8 +1,10 @@
 import { env, EnvVars } from '@0x/dev-utils';
 
 import { coverage, profiler, provider } from '@0x/contracts-test-utils';
+import { providerUtils } from '@0x/utils';
+
 before('start web3 provider', () => {
-    provider.start();
+    providerUtils.startProviderEngine(provider);
 });
 after('generate coverage report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {

contracts/coordinator/test/global_hooks.ts

@@ -1,8 +1,10 @@
 import { env, EnvVars } from '@0x/dev-utils';
 
 import { coverage, profiler, provider } from '@0x/contracts-test-utils';
+import { providerUtils } from '@0x/utils';
+
 before('start web3 provider', () => {
-    provider.start();
+    providerUtils.startProviderEngine(provider);
 });
 after('generate coverage report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {

contracts/erc1155/test/global_hooks.ts

@@ -1,8 +1,10 @@
 import { env, EnvVars } from '@0x/dev-utils';
 
 import { coverage, profiler, provider } from '@0x/contracts-test-utils';
+import { providerUtils } from '@0x/utils';
+
 before('start web3 provider', () => {
-    provider.start();
+    providerUtils.startProviderEngine(provider);
 });
 after('generate coverage report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {

contracts/erc20/test/global_hooks.ts

@@ -1,8 +1,10 @@
 import { env, EnvVars } from '@0x/dev-utils';
 
 import { coverage, profiler, provider } from '@0x/contracts-test-utils';
+import { providerUtils } from '@0x/utils';
+
 before('start web3 provider', () => {
-    provider.start();
+    providerUtils.startProviderEngine(provider);
 });
 after('generate coverage report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {

contracts/erc721/test/global_hooks.ts

@@ -1,8 +1,10 @@
 import { env, EnvVars } from '@0x/dev-utils';
 
 import { coverage, profiler, provider } from '@0x/contracts-test-utils';
+import { providerUtils } from '@0x/utils';
+
 before('start web3 provider', () => {
-    provider.start();
+    providerUtils.startProviderEngine(provider);
 });
 after('generate coverage report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {

contracts/exchange-forwarder/test/global_hooks.ts

@@ -1,8 +1,10 @@
 import { env, EnvVars } from '@0x/dev-utils';
 
 import { coverage, profiler, provider } from '@0x/contracts-test-utils';
+import { providerUtils } from '@0x/utils';
+
 before('start web3 provider', () => {
-    provider.start();
+    providerUtils.startProviderEngine(provider);
 });
 after('generate coverage report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {

contracts/exchange-libs/test/global_hooks.ts

@@ -1,8 +1,10 @@
 import { env, EnvVars } from '@0x/dev-utils';
 
 import { coverage, profiler, provider } from '@0x/contracts-test-utils';
+import { providerUtils } from '@0x/utils';
+
 before('start web3 provider', () => {
-    provider.start();
+    providerUtils.startProviderEngine(provider);
 });
 after('generate coverage report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {

contracts/exchange/test/global_hooks.ts

@@ -1,8 +1,10 @@
 import { env, EnvVars } from '@0x/dev-utils';
 
 import { coverage, profiler, provider } from '@0x/contracts-test-utils';
+import { providerUtils } from '@0x/utils';
+
 before('start web3 provider', () => {
-    provider.start();
+    providerUtils.startProviderEngine(provider);
 });
 after('generate coverage report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {

contracts/extensions/test/global_hooks.ts

@@ -1,8 +1,10 @@
 import { env, EnvVars } from '@0x/dev-utils';
 
 import { coverage, profiler, provider } from '@0x/contracts-test-utils';
+import { providerUtils } from '@0x/utils';
+
 before('start web3 provider', () => {
-    provider.start();
+    providerUtils.startProviderEngine(provider);
 });
 after('generate coverage report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {

contracts/multisig/test/global_hooks.ts

@@ -1,9 +1,9 @@
-import { env, EnvVars } from '@0x/dev-utils';
-
 import { coverage, profiler, provider } from '@0x/contracts-test-utils';
+import { env, EnvVars } from '@0x/dev-utils';
+import { providerUtils } from '@0x/utils';
 
-before('start web3 provider engine', () => {
+before('start web3 provider', () => {
-    provider.start();
+    providerUtils.startProviderEngine(provider);
 });
 
 after('generate coverage report', async () => {

contracts/utils/test/global_hooks.ts

@@ -1,8 +1,10 @@
 import { env, EnvVars } from '@0x/dev-utils';
 
 import { coverage, profiler, provider } from '@0x/contracts-test-utils';
+import { providerUtils } from '@0x/utils';
+
 before('start web3 provider', () => {
-    provider.start();
+    providerUtils.startProviderEngine(provider);
 });
 after('generate coverage report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {

packages/metacoin/test/global_hooks.ts

@@ -1,8 +1,9 @@
 import { env, EnvVars } from '@0x/dev-utils';
 
 import { coverage, profiler, provider } from '@0x/contracts-test-utils';
+import { providerUtils } from '@0x/utils';
 before('start web3 provider', () => {
-    provider.start();
+    providerUtils.startProviderEngine(provider);
 });
 after('generate coverage report', async () => {
     if (env.parseBoolean(EnvVars.SolidityCoverage)) {