Only delete action for admin collection index
Only delete action for admin collection index

nulib/avalon,uvalib/avalon,avalonmediasystem/avalon,nulib/avalon,uvalib/avalon,avalonmediasystem/avalon,uvalib/avalon,nulib/avalon,uvalib/avalon,avalonmediasystem/avalon,nulib/avalon,avalonmediasystem/avalon