Add support for empty image descriptions.
Add support for empty image descriptions.
erramuzpe/NeuroVault,burnash/NeuroVault,burnash/NeuroVault,chrisfilo/NeuroVault,NeuroVault/NeuroVault,erramuzpe/NeuroVault,erramuzpe/NeuroVault,NeuroVault/NeuroVault,NeuroVault/NeuroVault,NeuroVault/NeuroVault,burnash/NeuroVault,burnash/NeuroVault,chrisfilo/NeuroVault,erramuzpe/NeuroVault,NeuroVault/NeuroVault,erramuzpe/NeuroVault,burnash/NeuroVault,chrisfilo/NeuroVault,chrisfilo/NeuroVault,chrisfilo/NeuroVault