if someone enters a URL like `https://snarfed.org/2017-02-27_day-69-initial-editing-support-for-quill-100daysofindieweb-•-aaron-parecki` then Telegraph should URL-encode that before sending the webmention.
if someone enters a URL like
https://snarfed.org/2017-02-27_day-69-initial-editing-support-for-quill-100daysofindieweb-•-aaron-pareckithen Telegraph should URL-encode that before sending the webmention.