message: Add: export top-level about object
diff: import providers from './providers';
  import utils from './utils';
  +import { ENV } from './defaults';
  +import { name, version } from '../package.json';
  const colonyWallet = {
  utils,
  providers,
  + about: {
  + name,
  + version,
  + environment: ENV,
  + },
  };
  export default colonyWallet;
  