[modify] hidden folder download button when no items
[modify] hidden folder download button when no items

MasakiInaya/shirasagi,tany/ss,tany/ss,itowtips/shirasagi,sunny4381/shirasagi,sunny4381/shirasagi,MasakiInaya/shirasagi,mizoki/shirasagi,ShinjiTanimoto/shirasagi,itowtips/shirasagi,shirasagi/shirasagi,shirasagi/ss-handson,itowtips/shirasagi,shirasagi/shirasagi,shirasagi/shirasagi,mizoki/shirasagi,sunny4381/shirasagi,MasakiInaya/shirasagi,sunny4381/shirasagi,ShinjiTanimoto/shirasagi,tany/ss,shirasagi/shirasagi,ShinjiTanimoto/shirasagi,mizoki/shirasagi,itowtips/shirasagi,shirasagi/ss-handson,tany/ss,ShinjiTanimoto/shirasagi,MasakiInaya/shirasagi,shirasagi/ss-handson,shirasagi/ss-handson,mizoki/shirasagi