Merge branch 'development' into feature/portal-ledger-support

* development: (437 commits)
  Publish
  Update yarn.lock
  Update the CHANGELOG
  Fix the bug making it impossible to specify the custom ZRX address
  Fix fill/cancel order by looking for NoError instead of empty blockchainErr given the BlockchainErrs type refactor
  Add a comment about a yarn bug
  Add our mainnet and kovan nodes as backups for Portal requests
  Fix bug hiding the user info from topBar
  Add dev-utils package to top level README
  Prettier newline
  Prettier
  Allow Token symbols to be alphanumeric
  Update CHANGELOG, rebase on development
  Should not -> cannot
  Reject negative amounts in isValidBaseUnitAmount
  Re-add changelog for 0x.js
  Fix prettier
  Update yarn.lock
  Move tests to a separate folder
  Change file layout
  ...

# Conflicts:
#	packages/website/README.md

1 files changed, 14 insertions, 9 deletions

diff --git a/packages/contracts/util/multi_sig_wrapper.ts b/packages/contracts/util/multi_sig_wrapper.ts
index 4ad970ac9..0e2e671ec 100644
--- a/packages/contracts/util/multi_sig_wrapper.ts
+++ b/packages/contracts/util/multi_sig_wrapper.ts
@@ -3,12 +3,12 @@ import ethUtil = require('ethereumjs-util');
 import * as _ from 'lodash';
 import * as Web3 from 'web3';
 
-import {ContractInstance, TransactionDataParams} from './types';
+import { ContractInstance, TransactionDataParams } from './types';
 
 export class MultiSigWrapper {
-    private multiSig: ContractInstance;
+    private _multiSig: ContractInstance;
     public static encodeFnArgs(name: string, abi: Web3.AbiDefinition[], args: any[]) {
-        const abiEntity = _.find(abi, {name}) as Web3.MethodAbi;
+        const abiEntity = _.find(abi, { name }) as Web3.MethodAbi;
         if (_.isUndefined(abiEntity)) {
             throw new Error(`Did not find abi entry for name: ${name}`);
         }
@@ -22,13 +22,18 @@ export class MultiSigWrapper {
         return funcSig + argsData.join('');
     }
     constructor(multiSigContractInstance: ContractInstance) {
-        this.multiSig = multiSigContractInstance;
+        this._multiSig = multiSigContractInstance;
     }
-    public async submitTransactionAsync(destination: string, from: string,
-                                        dataParams: TransactionDataParams,
-                                        value: number = 0) {
-        const {name, abi, args = []} = dataParams;
+    public async submitTransactionAsync(
+        destination: string,
+        from: string,
+        dataParams: TransactionDataParams,
+        value: number = 0,
+    ) {
+        const { name, abi, args = [] } = dataParams;
         const encoded = MultiSigWrapper.encodeFnArgs(name, abi, args);
-        return this.multiSig.submitTransaction(destination, value, encoded, {from});
+        return this._multiSig.submitTransaction(destination, value, encoded, {
+            from,
+        });
     }
 }