Create a "destroyed Milestone" event and keep Milestone events around in the DB for posterity (!1227) · Merge requests · GitLab.org / GitLab FOSS

Also fix issue where destroying a Milestone would cause odd, transient messages like "created milestone" or "imported milestone".

Now if a milestone is destroyed, at least it will indicate in the activity feed even if it's not clear which milestone was destroyed:

Create a "destroyed Milestone" event and keep Milestone events around in the DB for posterity