allow cancellation of enqueued tasks
allow cancellation of enqueued tasks

ajordens/deck,ajordens/deck,HaishiBai/deck,kenzanlabs/deck,sgarlick987/deck,sgarlick987/deck,kenzanlabs/deck,ajordens/deck,duftler/deck,zanthrash/deck-1,icfantv/deck,duftler/deck,duftler/deck,kenzanlabs/deck,zanthrash/deck-old,ajordens/deck,HaishiBai/deck,sgarlick987/deck,zanthrash/deck-1,HaishiBai/deck,icfantv/deck,zanthrash/deck-1,zanthrash/deck-old,spinnaker/deck,icfantv/deck,spinnaker/deck,icfantv/deck,spinnaker/deck,duftler/deck,spinnaker/deck,sgarlick987/deck