Merge branch 'dev-section-redesign' into reSkinReferenceDocs

* dev-section-redesign: (87 commits)
  Added note about restriction on `testDirectory`
  fix(dev-utils): Make chai a dev dependency since exported interface depends on it
  Add changelog entries
  fix(subproviders): make web3-provider-engine types a 'dependency' so it's available to users of the library
  fix(sra-spec): make @loopback/openapi-v3-types a 'dependency' so it's available to users of the library
  fix(sol-cov): make @types/solidity-parser-antlr a 'dependency' so it's available to users of the library
  fix(dev-utils): make web3-provider-engine types a 'dependency' so it's available to users of the library
  fix(0x.js): make web3-provider-engine types a 'dependency' so it's available to users of the library
  fix(monorepo-scripts): Move the creation of the `.installation-test` directory OUTSIDE of the monorepo root, so that the installed packages can't reference the hoisted node_modules folder
  Remove ContractNotFound errors in contract-wrappers
  Update prettierignore
  Update website to use the new unsubscribeAll method in contract-wrappers
  In abi-gen-wrappers, ./wrappers -> ./src/generated-wrappers
  In contract-wrappers, remove setProvider and add unsubscribeAll method.
  take out explicit children definition in props
  Update json-schemas for contract-wrappers
  Add OrThrow suffix to getContractAddressesForNetwork
  remove unused import
  Update CHANGELOG.json for all changed packages
  Remove ContractAddresses from packages/types (mistake after rebase)
  ...

3 files changed, 17 insertions, 11 deletions

diff --git a/packages/website/ts/blockchain.ts b/packages/website/ts/blockchain.ts
index b1181e4c6..8955bbc30 100644
--- a/packages/website/ts/blockchain.ts
+++ b/packages/website/ts/blockchain.ts
@@ -374,7 +374,7 @@ export class Blockchain {
         return unavailableTakerAmount;
     }
     public getExchangeContractAddressIfExists(): string | undefined {
-        return this._contractWrappers.exchange.getContractAddress();
+        return this._contractWrappers.exchange.address;
     }
     public async validateFillOrderThrowIfInvalidAsync(
         signedOrder: SignedOrder,
@@ -859,10 +859,12 @@ export class Blockchain {
             shouldUserLedgerProvider,
         );
         if (!_.isUndefined(this._contractWrappers)) {
-            this._contractWrappers.setProvider(provider, networkId);
-        } else {
-            this._contractWrappers = new ContractWrappers(provider, { networkId });
+            this._contractWrappers.unsubscribeAll();
         }
+        const contractWrappersConfig = {
+            networkId,
+        };
+        this._contractWrappers = new ContractWrappers(provider, contractWrappersConfig);
         if (!_.isUndefined(this._zeroEx)) {
             this._zeroEx.setProvider(provider, networkId);
         } else {
diff --git a/packages/website/ts/pages/about/about.tsx b/packages/website/ts/pages/about/about.tsx
index 2fbd946ae..5f42dfa97 100644
--- a/packages/website/ts/pages/about/about.tsx
+++ b/packages/website/ts/pages/about/about.tsx
@@ -239,6 +239,16 @@ const teamRow8: ProfileInfo[] = [
     },
 ];
 
+const teamRow9: ProfileInfo[] = [
+    {
+        name: 'Steve Klebanoff',
+        title: 'Senior Engineer',
+        description: ` Full-stack engineer. Previously Staff Software Engineer at Appfolio. Computer Science & Cognitive Psychology at Northeastern University.`,
+        image: 'images/team/steve.png',
+        linkedIn: 'https://www.linkedin.com/in/steveklebanoff/',
+    },
+];
+
 const advisors1: ProfileInfo[] = [
     {
         name: 'Fred Ehrsam',
@@ -347,6 +357,7 @@ export class About extends React.Component<AboutProps, AboutState> {
                         <div className="clearfix">{this._renderProfiles(teamRow6)}</div>
                         <div className="clearfix">{this._renderProfiles(teamRow7)}</div>
                         <div className="clearfix">{this._renderProfiles(teamRow8)}</div>
+                        <div className="clearfix">{this._renderProfiles(teamRow9)}</div>
                     </div>
                     <div className="pt3 pb2">
                         <div
diff --git a/packages/website/ts/utils/utils.ts b/packages/website/ts/utils/utils.ts
index d083e0ffc..d1628bc52 100644
--- a/packages/website/ts/utils/utils.ts
+++ b/packages/website/ts/utils/utils.ts
@@ -231,13 +231,6 @@ export const utils = {
     },
     zeroExErrToHumanReadableErrMsg(error: ContractWrappersError | ExchangeContractErrs, takerAddress: string): string {
         const ContractWrappersErrorToHumanReadableError: { [error: string]: string } = {
-            [ContractWrappersError.ExchangeContractDoesNotExist]: 'Exchange contract does not exist',
-            [ContractWrappersError.EtherTokenContractDoesNotExist]: 'EtherToken contract does not exist',
-            [ContractWrappersError.ERC20ProxyContractDoesNotExist]: 'ERC20 proxy contract des not exist',
-            [ContractWrappersError.ERC721ProxyContractDoesNotExist]: 'ERC721 proxy contract des not exist',
-            [ContractWrappersError.ERC20TokenContractDoesNotExist]: 'ERC20 token contract does not exist',
-            [ContractWrappersError.ERC721TokenContractDoesNotExist]: 'ERC721 token contract does not exist',
-            [ContractWrappersError.ZRXContractDoesNotExist]: 'ZRX contract does not exist',
             [BlockchainCallErrs.UserHasNoAssociatedAddresses]: 'User has no addresses available',
             [OrderError.InvalidSignature]: 'Order signature is not valid',
             [ContractWrappersError.ContractNotDeployedOnNetwork]: 'Contract is not deployed on the detected network',