Add head_ref_deleted as valid event

mps · mps · commit 0057e100f7c4 · 2014-04-03T13:25:23.000-04:00
Not real sure on what to say here, but something is a start ;)
diff --git a/content/v3/issues/events.md b/content/v3/issues/events.md
@@ -49,6 +49,9 @@ mentioned
 assigned
 : The issue was assigned to the actor.
 
+head_ref_deleted
+: The pull request's branch was deleted.
+
 ## List events for an issue
 
     GET /repos/:owner/:repo/issues/:issue_number/events
