message: Add submit to accelerateTransaction workflow
diff: @@ -1154,7 +1154,8 @@ Wallet.prototype.accelerateTransaction = function(params, callback) {
  debug('maxFee not set in accelerateTransaction');
  }
  - return yield this.prebuildAndSignTransaction(params);
  + const submitParams = Object.assign(yield this.prebuildAndSignTransaction(params), _.pick(params, ['otp']));
  + return yield this.submitTransaction(submitParams);
  }).call(this).asCallback(callback);
  };
  