def remove_items
@removed_uuids = []
params[:item_uuids].collect { |uuid| ArvadosBase.find uuid }.each do |item|
- if item.class == Collection or item.class == Group
+ if item.class == Collection or item.class == Group or item.class == Workflow or item.class == ContainerRequest
# Use delete API on collections and projects/groups
item.destroy
@removed_uuids << item.uuid