message: Add small Unit test
  validate createForwarder method Id
diff: import should from 'should';
  -import { sign, getContractData, isValidEthAddress } from '../../../../src/coin/eth/utils';
  +import { sign, getContractData, isValidEthAddress, getAddressInitializationData } from '../../../../src/coin/eth/utils';
  import * as testData from '../../../resources/eth/eth';
  +import * as walletUtilConstants from '../../../../src/coin/eth/walletUtil';
  describe('ETH util library', function() {
  describe('sign operation', function() {
  @@ -19,6 +20,10 @@ describe('ETH util library', function() {
  should.equal(getContractData(CONTRACT_ADDRESSES), testData.EXPECTED_CONTRACT_DATA);
  });
  + describe('Should validate valid createForwareder Id', function() {
  + should.equal(getAddressInitializationData(), walletUtilConstants.createForwarderMethodId);
  + });
  +
  describe('shoud validate valid address', function() {
  should.equal(isValidEthAddress(testData.ACCOUNT_1), true);
  });
  