code: function Client(uri, options) {
    if (!(this instanceof Client)) {
      return new Client(uri, options);
    }
  
    this._options = options || {};
    this._options.baseURI = uri || 'https://api.storj.io';
  }
docs: Exposes a Storj Bridge API client
  @constructor
  @param {String} uri - API base URI ('https://api.storj.io')
  @param {Object} options
  @param {storj.KeyPair} options.keypair - KeyPair instance for request signing
  @param {Object} options.basicauth
  @param {String} options.basicauth.email - Email address for HTTP basic auth
  @param {String} options.basicauth.password - Password for HTTP basic auth