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Expired merge releases edit not being applied.
Add release label edit entered even though the label was not changed.
Move disc ID edits fail if the target medium no longer exists
Editing a URL fails if the edit is entered twice
Change release group edits fail if the target release group no longer exists
Edit URL edits cannot close if the URL being edited has since been merged
Cannot accept edit relationship edits if an end point no longer exists
Vote on edits shows expired edits
Edit relationship fails if the relationship has since been edited into the same relationship