docs: function CDNUp(bucket, options) {
    options = options || {};
  
    this.sharding = !!options.sharding;
    this.urls = arrayify(options.url || options.urls);
    this.mime = options.mime || {};
    this.check = options.check;
    this.bucket = bucket;
    this.client = pkgcloud.storage.createClient(options.pkgcloud || {});
    this.acl = options.acl;
    this.subdomain = options.subdomain;
  }