use config password file; tolerate somethign going terribly wrong since it wouldnt' affect the blockchain process generally

Author: iurimatias

lib/cmds/blockchain/dev_funds.js

@@ -5,16 +5,20 @@ const {readFileSync, dappPath} = require('../../core/fs');
 
 class DevFunds {
   constructor(blockchainConfig) {
-    this.web3 = null;
-    this.blockchainConfig = blockchainConfig;
-    this.accounts = [];
-    this.numAccounts = this.blockchainConfig.account.numAccounts || 0;
-    this.password = readFileSync(dappPath('config/development/password'), 'utf8').replace('\n', '');
-    this.web3 = new Web3();
-    this.networkId = null;
-    this.balance = Web3.utils.toWei("1", "ether");
-    if (this.blockchainConfig.account.balance) {
-      this.balance = getWeiBalanceFromString(this.blockchainConfig.account.balance, this.web3);
+    // TODO: temporary to avoid nasty suprises, should be removed
+    try {
+      this.web3 = null;
+      this.blockchainConfig = blockchainConfig;
+      this.accounts = [];
+      this.numAccounts = this.blockchainConfig.account.numAccounts || 0;
+      this.password = readFileSync(dappPath(blockchainConfig.account.password), 'utf8').replace('\n', '');
+      this.web3 = new Web3();
+      this.networkId = null;
+      this.balance = Web3.utils.toWei("1", "ether");
+      if (this.blockchainConfig.account.balance) {
+        this.balance = getWeiBalanceFromString(this.blockchainConfig.account.balance, this.web3);
+      }
+    } catch(_err) {
     }
   }
 
@@ -95,6 +99,9 @@ class DevFunds {
   }
 
   createFundAndUnlockAccounts(cb) {
+    if (!this.web3) {
+      return cb();
+    }
     async.waterfall([
       (next) => {
         this.connectToNode(next);