Don't show references list if empty
Don't show references list if empty

alexkalderimis/show-list-tool,alexkalderimis/steps-export-tool,yochannah/show-list-tool,yochannah/show-list-tool,intermine-tools/show-list-tool,alexkalderimis/tool-template-react,intermine-tools/show-list-tool,yochannah/show-list-tool,intermine-tools/show-list-tool