~sircmpwn/todo.sr.ht/#101: Track the reason a user was emailed

And include this in the email (both in plaintext in the summary and as some kind of metadata easily consumed by filters).

Status
REPORTED
Submitter
~sircmpwn
Submitted
7 months ago
Updated
7 months ago
User Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) QtWebEngine/5.10.0 Chrome/61.0.3163.140 Safari/537.36

It's a bit quiet in here.