"Delete" is exported in clients.go

In [octokit/client.go#L98][1] `Delete` is exported: 

`func (c *Client) Delete(url *url.URL, output interface{}) (result *Result) `

The other HTTP methods (post, head, get) are not, is this intentional or typo? 



[1]: https://github.com/octokit/go-octokit/blob/master/octokit/client.go#L98