Add newAccount() method to universal-dapp for creating a new account

src/universal-dapp.js

@@ -7,6 +7,7 @@ var ethJSABI = require('ethereumjs-abi');
 var EthJSBlock = require('ethereumjs-block');
 var BN = ethJSUtil.BN;
 var EventManager = require('./lib/eventManager');
+var crypto = require('crypto');
 
 /*
   trigger debugRequested
@@ -49,6 +50,14 @@ UniversalDApp.prototype.reset = function (contracts, getAddress, getValue, getGa
   }
 };
 
+UniversalDApp.prototype.newAccount = function () {
+  var privateKey;
+  do {
+    privateKey = crypto.randomBytes(32);
+  } while (!ethJSUtil.isValidPrivate(privateKey));
+  this._addAccount(privateKey);
+};
+
 UniversalDApp.prototype.addAccount = function (privateKey, balance) {
   var self = this;