Fix Destroy sequence link on Obs page
Fix Destroy sequence link on Obs page

Add `method: :delete`
Now it works, but asks "Are you sure" 2x.

MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer,MushroomObserver/mushroom-observer