Merge branch 'development' into fix/mutatedInput

* development:
  Changes to abi-gen after code review
  Added constructor ABIs to abi-gen
  Describe #295 in a CHANGELOG
  Add #302 description to changelog
  Fix formatting
  Apply prettier config
  Install prettier
  Remove formatting esilnt rules
  sendTransactionAsync should return txHash string
  Added Event generation to abi-gen
  Publish
  Add dates to CHANGELOG entries
  Update subproviders CHANGELOG
  Support both personal_sign and eth_sign
  Fix Ledger tests given change from `personal_sign` to `eth_sign`
  Update subprovider to catch correct RPC method
  Rename guide
  Update contribution guide
  Fix broken links in the abi-gen README
  Fix typing generation for arrays in which types separated by |s

1 files changed, 12 insertions, 7 deletions

diff --git a/packages/contracts/util/multi_sig_wrapper.ts b/packages/contracts/util/multi_sig_wrapper.ts
index 2e4174436..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;
     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}`);
         }
@@ -24,11 +24,16 @@ export class MultiSigWrapper {
     constructor(multiSigContractInstance: ContractInstance) {
         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,
+        });
     }
 }