change communities to multi checkbox
change communities to multi checkbox

chrisfilo/NeuroVault,chrisfilo/NeuroVault,chrisfilo/NeuroVault,NeuroVault/NeuroVault,NeuroVault/NeuroVault,NeuroVault/NeuroVault,chrisfilo/NeuroVault,chrisfilo/NeuroVault,NeuroVault/NeuroVault,NeuroVault/NeuroVault