/**
* Sets the permissions on a bucket using access control lists (ACL).
*
* @param string $bucket
* @param string $acl private | public-read | public-read-write | authenticated-read
*
* @return mixed
*/
public function putBucketAcl($bucket, $acl)
{
return $this->instance->putBucketAcl($bucket, $acl);
}